Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D394443 | Combined monitor screen digital disk recorder and electronic still camera | Ryozo Hayashi, Masao Shimazu, Hirokazu Shibata, Daijiro Tokunaga | 1998-05-19 |
| 4222772 | Structural steel plate highly resistant to nitrate stress corrosion cracking | Yasuo Sogo, Hiroki Masumoto, Kazunari Yamato, Tomomi Murata, Eiji Sato | 1980-09-16 |