Hayasaka; Kenichi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hayasaka; Kenichi.The latest application filed is for "frequency conversion circuit having a variable trap circuit tuned to the local oscillator frequency".
- Hayasaka; Kenichi - Tokyo JP
- Hayasaka; Kenichi - Iwata JP
- Hayasaka; Kenichi - Hamatsu JP
- Hayasaka; Kenichi - Hamamatsu JP
| Patent | Date |
|---|---|
| Frequency conversion circuit having a variable trap circuit tuned to the local oscillator frequency Grant 6,327,464 - Hayasaka December 4, 2 | 2001-12-04 |
| Exhaust system for the marine propulsion machine Grant 5,421,756 - Hayasaka June 6, 1 | 1995-06-06 |
| Power transmission system for an inboard/outboard motor Grant 5,328,396 - Hayasaka July 12, 1 | 1994-07-12 |
| Shifting system for outboard drive unit Grant 5,231,890 - Hayasaka August 3, 1 | 1993-08-03 |
| Shifting device for marine propulsion unit Grant 4,963,109 - Hayasaka October 16, 1 | 1990-10-16 |
| Propulsion unit for inboard-outboard motor Grant 4,909,767 - Hayasaka March 20, 1 | 1990-03-20 |
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