Hanson; Raymond A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hanson; Raymond A..The latest application filed is for "combine harvester leveling system, combine harvester header adjusting system, and pivoting chain drive system".
- Hanson; Raymond A. - Liberty Lake WA
- Hanson; Raymond A. - Spokane WA
| Patent | Date |
|---|---|
| Combine harvester leveling system, combine harvester header adjusting system, and pivoting chain drive system Grant 5,415,586 - Hanson , et al. May 16, 1 | 1995-05-16 |
| Continuous excavating apparatus Grant 4,785,560 - Hanson November 22, 1 | 1988-11-22 |
| Breakwater Grant 4,406,564 - Hanson September 27, 1 | 1983-09-27 |
| Movable belt conveyor assembly Grant 4,206,840 - Hanson June 10, 1 | 1980-06-10 |
| Slipform apparatus for vertical bores Grant 4,205,949 - Hanson June 3, 1 | 1980-06-03 |
| Bidirectional rotary excavator Grant 4,106,226 - Hanson August 15, 1 | 1978-08-15 |
| Apparatus for in situ lining of an upwardly open shaft with monolithic concrete Grant 4,067,675 - Hanson January 10, 1 | 1978-01-10 |
| Concrete mixing plant Grant 3,917,236 - Hanson November 4, 1 | 1975-11-04 |
| Grade Trimming Apparatus Grant 3,651,588 - Hanson March 28, 1 | 1972-03-28 |
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