Issued Patents All Time
Showing 101–108 of 108 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D281886 | Electronic printing calculator | Masaji Sawada, Shigeaki Hayashi, Kazuo Yamada | 1985-12-24 |
| D281435 | Printing calculator | Masaji Sawada, Shigeaki Hayashi, Kazuo Yamada | 1985-11-19 |
| D280418 | Electronic printing calculator | Shigeaki Hayashi, Masaji Sawada, Kazuo Yamada | 1985-09-03 |
| D280209 | Electronic printing calculator | Masaji Sawada, Shigeaki Hayashi, Kazuo Yamada | 1985-08-20 |
| D279109 | Calculator | Takahisa Yubisui, Keiji Sakata, Megumi Shinohara | 1985-06-04 |
| D279106 | Desk-top calculator | Masaji Sawada, Shigeaki Hayashi, Kazuo Yamada | 1985-06-04 |
| D278156 | Printing calculator | Masaji Sawada, Shigeaki Hayashi, Kazuo Yamada | 1985-03-26 |
| 4331765 | Method of deodorizing Houttuynia cordata Thunb | — | 1982-05-25 |