Larsen; Gregory J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Larsen; Gregory J..The latest application filed is for "reciprocating piston engine with a varying compression ratio".
- Larsen; Gregory J. - Lakeland FL
- Larsen; Gregory J. - Claremont CA
| Patent | Date |
|---|---|
| Reciprocating piston engine with a varying compression ratio Grant 5,025,757 - Larsen June 25, 1 | 1991-06-25 |
| Citrus fruit juice extractor Grant 4,309,943 - Larsen , et al. January 12, 1 | 1982-01-12 |
| Unidirectional flow pickup hood for street sweepers Grant 4,109,341 - Larsen , et al. August 29, 1 | 1978-08-29 |
| Sweeper pickup hood with air lock Grant 4,044,422 - Larsen August 30, 1 | 1977-08-30 |
| Sweeper with recirculation hood and independent filter system Grant 4,006,511 - Larsen February 8, 1 | 1977-02-08 |
| Runway Or Street Sweeper Grant 3,636,585 - Larsen January 25, 1 | 1972-01-25 |
| Road Sweeper Suction And Dirt Chamber Connection Grant 3,634,904 - Larsen January 18, 1 | 1972-01-18 |
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