Mainspring Energy, Inc.

United States of America


 
Total IP 111
Total IP Rank # 11,880
IP Activity Score 2.8/5.0    85
IP Activity Rank # 8,240
Dominant Nice Class Machines and machine tools

Patents

Trademarks

84 5
9 2
7 2
2
 
Last Patent 2025 - Core synchronization for linear ...
First Patent 2010 - High-efficiency two-piston linea...
Last Trademark 2025 - APC
First Trademark 2019 - MAINSPRING

Industry (Nice Classification)

Latest Inventions, Goods, Services

2025 G/S Auxiliary power units; Backup power units; Energy storage apparatuses; Auxiliary power units for ...
Invention Integrated linear generator system. An integrated linear generator system includes, for example,...
2024 Invention Core synchronization for linear generators. Systems and methods are provided for controlling two...
Invention Piston sealing ring assembly having a gap cover element. The present disclosure provides a seali...
Invention Piston sealing ring assemblies. The present disclosure provides a sealing ring assembly having a...
Invention A linear generator system. A system includes a linear generator to generate a first power, a batt...
Invention Systems and methods for providing ammonia fuel to linear generators. Systems and methods are pres...
Invention High-efficiency linear generator. Various embodiments of the present invention are directed towa...
Invention High-power core system. Linear generator systems are presented herein for interfacing a number of...
Invention High-power core system. Linear generator systems are presented herein for interfacing a number o...
2023 Invention Energy storage and conversion in linear generators. Various embodiments of the present disclosur...
Invention Piston sealing ring assembly having a gap cover element. The present disclosure provides a sealin...
Invention Control of piston trajectory in a linear generator. Various embodiments of the present disclosure...
Invention Integrated linear generator system. An integrated linear generator system includes, for example, ...
Invention Auto-braking for an electromagnetic machine. Systems and methods are provided for braking a trans...
Invention Ring change tooling and methods. A tool is configured to engage with an end of a cylinder in whic...
Invention Linear electromagnetic machine system. A linear electromagnetic machine includes a stator, a tra...
Invention Energy storage and conversion in linear generators. Various embodiments of the present disclosure...
2022 Invention High-efficiency linear generator. Various embodiments of the present invention are directed towar...
Invention Sealing ring assemblies configured for pressure locking. A sealing ring includes a first sealing ...
Invention Systems and methods for flexure-based bearing mounting. A bearing assembly for a linear electroma...
Invention Anti-friction sealing rings. Systems and methods are provided for a sealing element arranged in ...
Invention Anti-friction sealing rings. Systems and methods are provided for a sealing element arranged in a...
Invention Piston sealing ring assemblies. The present disclosure provides a sealing ring assembly having a ...
Invention Open-faced piston assembly. The present disclosure provides an open-faced piston with a circumfer...
2021 Invention Springs for piston ring biasing. Systems and methods are provided for a cantilever beam arrangeme...
Invention Reinforced sealing rings. The present disclosure provides a sealing ring assembly having a sealin...
Invention Manifold interface seal. Systems and assemblies are provided for sealing an interface between a c...
Invention Core synchronization for linear generators. Systems and methods are provided for controlling two ...
Invention Linear electromagnetic machine system. A linear electromagnetic machine includes a stator, a tran...
Invention Piston seal with solid lubricant applicator. A ringset is configured to be arranged on a piston f...
2020 Invention Methods and systems for managing a clearance gap in a piston engine. A piston engine may include ...
G/S electric generators and related equipment, namely, automatic standby electric generator sets; gas...
G/S Electric generators and related equipment, namely, automatic standby electric generator sets; Gas...
G/S Electric generators and related equipment, namely, automatic standby electric generator sets; ga...
Invention Dc-dc converter in a non-steady system. Multiphase electromagnetic machines, such as free-piston ...
2019 G/S Auxiliary power units for supplying electrical power to heat and power generators; Electric gener...
G/S Emergency power generators; electric generators and related equipment, namely, automatic standby ...
G/S Providing technical consultation in the field of energy generation; Generation of energy; Generat...