Issued Patents All Time
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5297046 | System and method for learning and controlling air/fuel mixture ratio for internal combustion engine | — | 1994-03-22 |
| 5276625 | System for detecting and adjusting for variation in cylinder pressure in internal combustion engine | — | 1994-01-04 |
| 5269272 | Engine idling speed control apparatus | — | 1993-12-14 |
| 5261078 | System for transferring data between program development computer and control unit via specific memory addresses of interface computer | Hirohisa Nashima | 1993-11-09 |
| 5243951 | Method of and apparatus for learning and controlling air-fuel ratio of internal combustion engine | — | 1993-09-14 |
| 5227975 | Air/fuel ratio feedback control system for internal combustion engine | — | 1993-07-13 |
| 5168954 | Apparatus for controllably sucking intake air into each cylinder of internal combustion engine and method for controlling intake air quantity thereof with improved responsive characteristic | Junichi Furuya | 1992-12-08 |
| 5144933 | Wall flow learning method and device for fuel supply control system of internal combustion engine | — | 1992-09-08 |
| 5141246 | Method and apparatus for controlling vehicular suspension | — | 1992-08-25 |
| 5131372 | Apparatus for controlling the respective cylinders in the fuel supply system of an internal combustion engine | — | 1992-07-21 |
| 5126943 | Learning-correcting method and apparatus and self-diagnosis method and apparatus in fuel supply control system of internal combustion engine | — | 1992-06-30 |
| 5105657 | Method and apparatus for detecting misfired cylinder of internal combustion engine | — | 1992-04-21 |
| 5099817 | Process and apparatus for learning and controlling air/fuel ratio in internal combustion engine | — | 1992-03-31 |
| 5065728 | System and method for controlling air/fuel mixture ratio of air and fuel mixture supplied to internal combustion engine using oxygen sensor | — | 1991-11-19 |
| 5058551 | System for identifying misfire cylinder in internal combustion engine | — | 1991-10-22 |
| 5048490 | Method and apparatus for detection and diagnosis of air-fuel ratio in fuel supply control system of internal combustion engine | — | 1991-09-17 |
| 5050084 | Method and apparatus for controlling supply of fuel into internal combustion engine | — | 1991-09-17 |
| 5031450 | Apparatus for detecting intake pressure in internal combustion engine | Junichi Furuya, Masuo Kashiwabara | 1991-07-16 |
| 5007399 | Method and apparatus for self-diagnosis of air leakage in control system of internal combustion engine | — | 1991-04-16 |
| 4987877 | Method and apparatus for detecting intake air state quantity in an internal combustion engine | — | 1991-01-29 |
| 4986245 | Control system for internal combustion engine with improved transition characteristics | Masuo Kashiwabara | 1991-01-22 |
| 4957083 | Fuel supply control system for internal combustion engine with feature providing engine stability in low engine load condition | Naoki Tomisawa | 1990-09-18 |
| 4951635 | Fuel injection control system for internal combustion engine with compensation of overshooting in monitoring of engine load | Akihiko Araki, Yukio Hoshino | 1990-08-28 |
| 4947816 | Control system for internal combustion engine with improved control characteristics at transition of engine driving condition | Naoki Tomisawa | 1990-08-14 |
| 4941448 | Fuel supply control system for internal combustion engine with improved response characteristics to variation of induction air pressure | Naoki Tomisawa | 1990-07-17 |