Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D526002 | Cash register | Akira Nakajima, Teruo Kato | 2006-08-01 |
| D507567 | Electronic information displaying device | Osamu Yonekawa, Kazuya Ohashi, Toshiro Iizuka, Yoshihiro Hayakawa, Kayoko Kawakami | 2005-07-19 |
| D495693 | Electronic information displaying device | Osamu Yonekawa, Kazuya Ohashi, Toshiro Iizuka, Yoshihiro Hayakawa, Kayoko Kawakami | 2004-09-07 |
| D494968 | Electronic information displaying device | Osamu Yonekawa, Kazuya Ohashi, Toshiro Iizuka, Yoshihiro Hayakawa, Kayoko Kawakami | 2004-08-24 |
| D490795 | Telephone set | Hideo Watanabe, Akira Nakajima | 2004-06-01 |
| D319641 | Telephone | Tetsuo Sugi, Fumiharu Ota | 1991-09-03 |