Patent holdings for IPC class H05B 3/82

Total number of patents in this class: 165

10-year publication summary

14
16
20
17
15
30
13
10
9
5
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Watlow Electric Manufacturing Company
577
20
I.R.C.A. S.p.A. Industria Resistenze Corazzate e Affini
165
14
Robert Bosch GmbH
42411
6
Bradford White Corporation
167
5
Eichenauer Heizelemente GmbH & Co. KG
28
5
Valeo Systemes Thermiques
2689
5
Tounetsu Co., Ltd.
28
4
Hewlett-Packard Development Company, L.P.
25972
3
Cosmos Solar Pty Ltd
5
3
Ember Technologies, Inc.
117
3
NV Bekaert SA
750
3
Niterra Co., Ltd.
1249
3
Philip Morris Products S.A.
7518
2
Whirlpool Corporation
4386
2
NGK Spark Plug Co., Ltd.
897
2
Bestway Inflatables & Material Corp.
402
2
Breville Pty Limited
577
2
Chronomite Laboratories, Inc.
37
2
DBK David + Baader GmbH
45
2
Lethiguel
8
2
Other owners 75