Issued Patents 1997
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5688390 | Oxygen concentration sensor | Masanobu Yamauchi, Toshihiro Sakawa | 1997-11-18 |
| 5685964 | Oxygen concentration sensor element | Masahiro Shibata, Masaya Fujimoto | 1997-11-11 |
| 5654578 | Superlattice avalanche photodiode with mesa structure | — | 1997-08-05 |
| 5627306 | Oxygen concentration sensor | Masanobu Yamauchi | 1997-05-06 |
| 5607609 | Process and apparatus for soldering electronic components to printed circuit board, and assembly of electronic components and printed circuit board obtained by way of soldering | Seiki Sakuyama, Hiroki Uchida | 1997-03-04 |
| 5606403 | Toner supply control system for an electrophotographic apparatus | Toru Kikuchi, Shuho Yokokawa, Satoshi Aita, Hidenori Takayasu, Shigeo Nemoto +4 more | 1997-02-25 |