Rohm Co., Ltd.

Japan


Create a watch for Rohm Co., Ltd.
Total IP 6,740
Total IP incl. subs 7,599 (+ 866 for subs)
Total IP Rank # 158
IP Activity Score 4.3/5.0    4,900
IP Activity Rank # 108
IP AS incl. subs 4.1/5.0    5,077
Stock Symbol
ISIN JP3982800009
Market Cap. 948630000000.0  (JPY)
Industry Semiconductors
Sector Technology
Dominant Nice Class Scientific and electric apparatu...

Patents

Trademarks

4,528 46
0 2
2,117 13
34
 
Last Patent 2026 - Semiconductor device and insulat...
First Patent 1981 - Thermal printing head
Last Trademark 2025 - LASCA
First Trademark 1984 - ROHM

Subsidiaries

7 subsidiaries with IP (860 patents, 6 trademarks)

2 subsidiaries without IP

 Register for free to unlock the subsidiary list

Industry (Nice Classification)

Latest Inventions, Goods, Services

2025 Invention Load control device, igniter, engine ignition device, and vehicle. A load control device accordi...
Invention Electronic device. An electronic device includes: a plurality of electronic components, each inc...
Invention Electronic device. An electronic device includes: an electronic component; a support member that...
Invention Electronic device. An electronic device comprises a substrate, an electronic element, a columnar...
Invention Semiconductor device. A semiconductor device includes a chip that has a first principal surface ...
Invention Semiconductor device and method for manufacturing semiconductor device. A semiconductor device i...
Invention Semiconductor device. A semiconductor device includes a first die pad, a first semiconductor ele...
Invention Semiconductor device and vehicle. A semiconductor device includes a first conductive portion, a ...
Invention Semiconductor device. The semiconductor device includes a semiconductor element, a conductive su...
Invention Sic semiconductor device. A semiconductor device includes chip having a main surface, a semicond...
Invention Semiconductor module. A semiconductor module includes a conductive substrate, a semiconductor el...
Invention Semiconductor device. Semiconductor device includes: semiconductor elements electrically connect...
Invention Semiconductor device and vehicle. A semiconductor device includes a semiconductor element, and a...
Invention Semiconductor device and method for manufacturing semiconductor device. A semiconductor device a...
Invention Semiconductor device and method for producing semiconductor device. A semiconductor device inclu...
Invention Semiconductor device and vehicle. A semiconductor device includes: a first semiconductor element...
Invention Electronic component. An electronic component includes a covered object, an electrode that is ar...
Invention Load driving device, electronic apparatus and vehicle. The present disclosure provides a load dr...
Invention Semiconductor device and vehicle. A semiconductor device includes a semiconductor element, a fir...
Invention Semiconductor device and method for manufacturing same. A semiconductor device includes a chip h...
Invention Power supply circuit, signal transmission device, electronic device, and vehicle. A power supply...
Invention Control circuit and dc-dc converter. A control circuit (200, 200a) controls a multiphase DC-DC c...
Invention Semiconductor device. A semiconductor device includes a semiconductor region made of a material ...
Invention Semiconductor device. A semiconductor device includes a chip having first and second principal s...
Invention Semiconductor device. A semiconductor device includes a chip, an electrode that is formed on the...
Invention Power supply device. A first converter includes first to fourth switching elements connected in ...
Invention Semiconductor device. A semiconductor device includes a chip which has a first principal surface...
Invention Semiconductor device and vehicle. A semiconductor device includes a first lead including a base ...
Invention Semiconductor device and insulating switch. A semiconductor device includes: a switch circuit ch...
Invention Semiconductor device. This semiconductor device comprises: a semiconductor layer of a first condu...
Invention Isolation switch. An isolation switch includes a switch circuit connected between a first node a...
Invention Hot swap controller circuit and circuit system. A hot swap controller circuit that controls a pl...
Invention Semiconductor device and vehicle. This semiconductor device comprises: a semiconductor element ha...
Invention Output amplifier circuit and display driver. An output amplifier circuit, includes: 1st to Kth s...
Invention Semiconductor device and power conversion system. A semiconductor device according to the present...
Invention Semiconductor device and method for manufacturing semiconductor device. This semiconductor device...
Invention Semiconductor device. This semiconductor device includes: a chip that has a main surface where an...
Invention Terahertz device. A terahertz device (10) comprises: a substrate (20) including a substrate surfa...
Invention Electronic device. The electronic device includes a first electronic component, a second electro...
Invention Mems vibrator. A MEMS vibrator includes a substrate having a first primary surface and a second ...
Invention Gate driver circuit, motor driving device using the same, and electronic apparatus. A first outp...
Invention Semiconductor device. A semiconductor device includes a chip having a first main surface, a p-ty...
Invention Semiconductor module. This semiconductor module comprises a semiconductor device, a heat dissipat...
Invention Semiconductor device. This semiconductor device includes: an SiC layer; a first semiconductor reg...
Invention Led driving device, led light source device, and vehicle onboard display device. An LED driving ...
Invention Semiconductor apparatus. This semiconductor apparatus includes: a chip having a main surface; a s...
Invention Semiconductor device. A semiconductor device includes: a chip having a main surface; a semiconduc...
G/S Downloadable electronic publications in the nature of instruction manual in the field of microcom...
Invention Nitride semiconductor device. A nitride semiconductor device includes a first nitride semiconduc...
G/S Electronic publication; semiconductors; semiconductor elements; electronic circuits; integrated c...
2024 G/S Semiconductors; semiconductor elements, namely, semiconductor chip sets, semiconductor wafers; in...
Invention Simulation apparatus and program. A simulation apparatus comprises a model storage unit storing ...
G/S Semiconductors; semiconductor elements; integrated circuit chips; microprocessors; semiconductor ...
G/S semiconductor testing apparatus; semiconductor inspection apparatus; semiconductor memory inspect...
G/S Downloadable electronic publications in the nature of books, magazines and brochures in the field...
G/S micro-electro-mechanical devices, namely, sensors and electric actuators; acceleration sensors; a...
G/S Micro-electro-mechanical devices, namely, sensors and electric actuators; acceleration sensors; a...
G/S semiconductors; semiconductor elements; integrated circuit chips; microprocessors; semiconductor ...
2023 G/S electronic circuits; integrated circuits; large-scale integrated circuits; semiconductors; semico...
G/S Electronic circuits; integrated circuits; large-scale integrated circuits; semiconductors; semico...
G/S vertical cavity surface emitting lasers [VCSELs]; semiconductor light emitting devices; semicondu...
G/S Vertical cavity surface emitting lasers (VCSELs) for the measuring and monitoring of scientific a...
G/S Semiconductors; integrated circuit chips; microprocessors; semiconductor devices; semiconductor c...
G/S Semiconductors; integrated circuit chips, namely, electronic chips for the manufacture of integra...
G/S Electronic circuits; integrated circuits; large-scale integrated circuits
G/S Telecommunication machines and apparatus, namely, transmitters and receivers for autonomous mobil...
G/S power modules; semiconductor modules; integrated circuit modules.
G/S Power modules comprised of electrical switches for car traction inverters; semiconductor modules;...
G/S Downloadable virtual goods, namely, computer programs featuring electronic components in the natu...
G/S Computer programs in online virtual worlds; downloadable virtual goods, namely, computer programs...
G/S Telecommunication machines and apparatus; radio communication machines and apparatus; vehicular r...
2022 G/S Semiconductor devices; integrated circuits; switches; semiconductor switches; intelligent power ...
G/S Semiconductor devices; integrated circuits; electric switches; semiconductor switches in the natu...
G/S Semiconductors; electronic circuits; integrated circuits; large-scale integrated circuits; elect...
G/S Semiconductors; electronic circuits; integrated circuits; large-scale integrated circuits; measur...
G/S Semiconductors; electronic circuits; integrated circuits; large-scale integrated circuits; gate d...
G/S Semiconductors; electronic circuits; integrated circuits; large-scale integrated circuits; microc...
G/S Integrated circuit chips; microprocessors; semiconductor devices; semiconductor chips; semiconduc...
G/S integrated circuit chips; microprocessors; semiconductor devices; semiconductor chips; semiconduc...
2021 G/S Power controllers; electric transformers; inverters [electricity]; switches, electric; integrated...
G/S Power controllers; electric transformers; electric inverters; switches, electric; integrated circ...
G/S Fire alarms; gas alarms; railway signal apparatus, luminous or mechanical; vehicle breakdown warn...
G/S Fire alarms; gas alarms; anti-theft warning apparatus; railway signal apparatus, luminous or mec...
G/S AC-DC converters; DC-DC converters, LED drivers; filters for removing electromagnetic ray; over c...