Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8799104 | Auction system, auction processing apparatus, auction processing method, and information processing system and method of same | — | 2014-08-05 |
| 6057609 | Auxiliary power supply apparatus | Tamiji Nagai, Kazuo Yamazaki | 2000-05-02 |
| 5075894 | Telephone message forwarding apparatus | Tadashi Yamamoto | 1991-12-24 |
| 4873713 | Automatic telephone answering apparatus and method | Kiyoshi Yamanouchi | 1989-10-10 |
| 4694485 | Cordless telephone | — | 1987-09-15 |
| 4560707 | Heat-resistant phenolic resin foam | — | 1985-12-24 |