Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5267164 | Method and system for correcting a knock detection period and for detecting knock generated in an automotive engine | — | 1993-11-30 |
| 5056326 | Apparatus for controlling air conditioning unit for automotive vehicle | Hiroya Ohkumo | 1991-10-15 |
| 5038736 | Method for controlling ignition timing of an internal combustion engine | Hiroya Ohkumo | 1991-08-13 |
| 5035219 | Method for controlling ignition timing of an internal combustion engine | Hiroya Ohkumo | 1991-07-30 |
| 5002026 | Engine idle speed control apparatus | Hiroya Ohkumo | 1991-03-26 |
| 5000150 | Method for controlling ignition timing of an internal combustion engine | Hiroya Ohkumo | 1991-03-19 |
| 5000149 | Method for controlling ignition timing of an internal combustion engine | — | 1991-03-19 |
| 4989562 | Trouble detector system for an intake system of an automotive engine | Hiroya Ohkumo | 1991-02-05 |
| 4976139 | Trouble detector system for an intake system of an automotive engine | Hiroya Ohkumo | 1990-12-11 |
| 4903526 | Trouble detector system for an intake system of an automotive engine | Hiroya Ohkumo | 1990-02-27 |
| 4903658 | Control method for idling speed of an engine | Hiroya Ohkumo | 1990-02-27 |