Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11161310 | Heat-caulking device | Hiroshi Ishikawa, Yoshinori Tsurugai, Yuichi Tajiri, Shigeto Akahori, Naohiro Ohtsu +1 more | 2021-11-02 |
| 10369749 | Thermal caulking device | Yoshinori Tsurugai, Hiroshi Ishikawa, Yuichi Tajiri, Shigeto Akahori, Naohiro Ohtsu | 2019-08-06 |
| 7141449 | Method of fabricating a compound semiconductor thin-layer solar cell | — | 2006-11-28 |
| 5755620 | Game system and data processing method thereof | Sohei Yamamoto, Kenichi Yamamoto, Shinobu Hayashi | 1998-05-26 |