Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5676119 | Air-fuel ratio control system for internal combustion engines | Kojiro Tsutsumi, Shuichi Hosoi, Shigeto Kashiwabara, Sachito Fujimoto | 1997-10-14 |
| 5650918 | Semiconductor device capable of preventing occurrence of a shearing stress | — | 1997-07-22 |
| 5630201 | Development apparatus having a plurality of rolls rotated at particular speeds | Takao Umeda, Masayasu Anzai | 1997-05-13 |