LiquidPiston, Inc.

United States of America

Create a watch for LiquidPiston, Inc.
Total IP 49
Total IP Rank # 28,644
IP Activity Score 2.3/5.0    25
IP Activity Rank # 31,549
Dominant Nice Class Machines and machine tools

Patents

Trademarks

22 3
7 2
11 1
3
 
Last Patent 2024 - Mobile engine-generator vehicle
First Patent 2003 - Liquid piston internal combustio...
Last Trademark 2025 - LIQUIDPISTON
First Trademark 2023 - POWER REIMAGINED

Industry (Nice Classification)

Latest Inventions, Goods, Services

2025 G/S Aircraft engines; engines, other than for land vehicles; engines for handheld power-tools, lawn a...
2024 G/S aircraft engines; engines, other than for land vehicles; engines for handheld power-tools, lawn a...
Invention Mobile engine-generator vehicle. A mobile engine-generator vehicle that uses the same motor syste...
Invention Mobile engine-generator vehicle. A mobile engine-generator vehicle that uses the same motor syst...
2023 Invention Combination piston and piston ring for reduction of crevice volume. Embodiments of a combination...
Invention Two-stroke rotary engine with improved inlet and outlet ports. Rotary engine including a cycloida...
Invention Two-stroke rotary engine with improved inlet and outlet ports
G/S Aircraft engines; engines, other than for land vehicles; engines for handheld power-tools, lawn ...
Invention Rotary engine with axially symmetric ring gears. An improved rotary engine having a pair of symme...
Invention Rotary engine with axially symmetric ring gears
2022 Invention Combination piston and piston ring for reducing crevice volume. Embodiments of a combination pist...
2021 Invention Hybrid drive and fuel vaporizer for uav and other mobile environments. A hybrid drive having a l...
Invention Hybrid drive and fuel vaporizer for uav and other mobile environments. A hybrid drive having a lo...
2020 Invention Combination piston and piston ring for reducing crevice volume. Embodiments of a combination pis...
2017 Invention Rotary engine with intake and exhaust through rotor shaft. A rotary engine includes an intake por...
Invention Seal assembly for an epitrochoidal rotary engine. Various embodiments describe modifications to X...
Invention Piston ring for reduction of crevice volume. Embodiments of a piston ring reduce the volume of a...
Invention Piston ring for reduction of crevice volume. Embodiments of a piston ring reduce the volume of a ...
2016 Invention Internal combustion engine. An internal combustion rotary engine includes an air passage configur...
Invention Hybrid cycle combustion engine and methods. A method of operating an internal combustion engine h...
Invention Isochoric heat addition engines and methods. Engines and methods execute a high efficiency hybrid...
Invention Rotary engine with cam-guided rotor. A rotary engine includes a housing having a working cavity, ...
Invention High power density and efficiency epitrochoidal rotary engine. Various embodiments describe modif...
Invention High power density and efficiency epitrochoidal rotary engine.
Various embodiments des...
2014 Invention Hybrid cycle rotary engine. An internal combustion engine includes in one aspect a source of a pr...
Invention Air-cooled rotary engine. An internal combustion rotary engine includes an air passage configured...
2013 Invention Seal assembly for a heat engine. A seal assembly includes first and second seal elements configur...
Invention Hybrid cycle combustion engine and methods. An improved internal combustion engine of the four-st...
2012 Invention Cycloid rotor engine. A rotary engine has a cycloid rotor and a sealing grid including a face sea...
2011 Invention Rotary internal combustion engine. A rotary internal combustion engine includes crank-driven gate...
Invention Internal combustion engine and components therefor. A rotary internal combustion engine includes...
2009 Invention Isochoric heat addition engines and methods.
Engines and methods execute a high effici...
2005 Invention Haybrid cycle combustion engine and methods. An improved internal combustion engine of the four-s...
2003 Invention Liquid piston internal combustion power system. Methods, devices, and systems for power generatio...