Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10816062 | Toothed belt transmission | Masahiko Konno, Shoichiro Shimizu, Masato Tomobuchi | 2020-10-27 |
| 9243683 | Toothed belt | Masato Tomobuchi, Hideyuki Sato, Shoichiro Shimizu | 2016-01-26 |
| 8562468 | Pulley for use with toothed belt | Masato Tomobuchi | 2013-10-22 |
| 4376657 | Method of making fault-free surface zone in semiconductor devices by step-wise heat treating | Kazutoshi Nagasawa, Seigo Kishino, Yoshiaki Matsushita | 1983-03-15 |
| 4314595 | Method of forming nondefective zone in silicon single crystal wafer by two stage-heat treatment | Kazuhiko Yamamoto, Yoshiaki Matsushita, Kazutoshi Nagasawa, Naotsugu Yoshihiro, Seigo Kishino | 1982-02-09 |