Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6804507 | Mobile paging telephone with an automatic call back function | Hironari Ishikawa, Hisashi Nakagomi | 2004-10-12 |
| 6466782 | Mobile paging telephone with an automatic call back function | Hironari Ishikawa, Hisashi Nakagomi | 2002-10-15 |
| 6278873 | Wristwatch-type communication device and antenna therefor | Tatsuo Nitta, Tadashi Yasuoka, Yuiti Hasumi, Nobuhiro Satoh | 2001-08-21 |
| 6231345 | Shape fitting toy | Tomohiro Yamazaki | 2001-05-15 |
| 5191780 | Roller-type straightening apparatus for H-beams | Kazuo Ohmori, Tsuneo Seto, Mikio Kohno, Masaru Nagao, Tatsuya Morishita +1 more | 1993-03-09 |
| 5136303 | Wrist watch type receiver | Keizo Cho, Kenichi Kagoshima, Kouichi Tsunekawa | 1992-08-04 |
| D326291 | Toy bar code and cash register | Mitsunori Noshiro | 1992-05-19 |
| D325227 | Toy locomotive | Naoko Oshimi | 1992-04-07 |
| D273311 | Ball transfering game board | Masaaki Yoshimura | 1984-04-03 |
| D269359 | Housing for amusement water toy | Masaaki Yoshimura | 1983-06-14 |
| D263859 | Electronic missile game housing | — | 1982-04-13 |
| D259268 | Amusement toy | — | 1981-05-19 |
| D259131 | Amusement toy | — | 1981-05-05 |
| D258367 | Baseball game casing | — | 1981-02-24 |
| D258223 | Toy tank | — | 1981-02-10 |
| D255465 | Golf game casing | — | 1980-06-17 |
| D255038 | Housing for use with manipulative games | — | 1980-05-20 |