Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D452280 | Hand-held electronic game machine | Kenichi Sugino | 2001-12-18 |
| 6120379 | Portable game machine and portable game machine cartridge | Hirokazu Tanaka, Takashi Ohno, Satoru Okada, Masato Kuwahara | 2000-09-19 |
| D428939 | Cartridge for game machine | Takashi Ohno | 2000-08-01 |
| D407762 | Cartridge with camera for a game machine | Takashi Ono | 1999-04-06 |
| D405477 | Cassette for a game machine | Kenichi Sugino | 1999-02-09 |
| D404081 | Cassette for a game machine | Kenichi Sugino | 1999-01-12 |
| 5759104 | Connector and adapter utilizing connector | Yutaka Shirae, Masayuki Yukawa | 1998-06-02 |
| 5537389 | Disk cartridge having a single closing energizer for closing two independently opened shutters | Tadahiro Kuwa, Makoto Miura, Tamotsu Iida, Yoshitane Tsuburaya, Yoshitake Kato +3 more | 1996-07-16 |
| D371353 | Cartridge with external connecting terminal for game machine | Kenichiro Ashida, Lance Barr | 1996-07-02 |
| D365556 | Cartridge for video game machine | Yoshihiro Inoue | 1995-12-26 |
| D362846 | Cartridge for video game machine | Yoshihiro Inoue | 1995-10-03 |
| D355414 | Cartridge for video game machine | Yoshihiro Inoue | 1995-02-14 |