Forward Citations = 78

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2 inventors (with patents filed for the assignee):

Ralph M Hoffmann (5 out of 13 patents)

Benjamin Hoffmann (1 out of 2 patents)

6 patents: Sort by Forward Citations

1. 4728270 - Apparatus and method for replacing apex seals in a rotary device (1988-03-01),

2. 4551083 - Dual rotor gear assembly for trochoidal rotary device (1985-11-05),

3. 4400145 - Driveshaft arrangement for a rotary expansible chamber device (1983-08-23),

4. 4395206 - Seal compensated geometry rotary motion device (1983-07-26),

5. 4382755 - Driveshaft arrangement for trochoidal rotary device (1983-05-10),

6. 4297090 - Rotary expansion power unit with valve disc connected to crankshaft (1981-10-27),

Trochoid Power Corporation is a leading provider of innovative energy solutions. Specializing in trochoid power technology, we offer efficient and sustainable power generation systems for a variety of industries. Our products are designed to minimize environmental impact and maximize energy output. With a commitment to excellence and a focus on delivering quality solutions, Trochoid Power Corporation is dedicated to shaping the future of energy production.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

6 Patents

#80 in Eden Prairie, MN

#1,237 in Minnesota

#44,917 in US

Eden Prairie, MN, United States of America

Trochoid Power Corporation

Forward Citations = 78

2 inventors:

Ralph M Hoffmann (5 out of 13 patents)

Benjamin Hoffmann (1 out of 2 patents)

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