LiquidPiston, Inc.

United States of America

Create a watch for LiquidPiston, Inc.
Total IP 51
Total IP Rank # 27,954
IP Activity Score 2.3/5.0    23
IP Activity Rank # 34,711
Dominant Nice Class Machines and machine tools

Patents

Trademarks

23 3
8 2
11 1
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Last Patent 2026 - Two-stroke rotary engine with im...
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...
G/S Pistonless rotary aircraft engines; pistonless rotary engines, other than for land vehicles; pist...
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 cycloid...
Invention Two-stroke rotary engine with improved inlet and outlet ports. Rotary engine including a cycloida...
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...
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...
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...
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...