Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9205326 | Portable video game system | Satoru Okada, Masahiko Ota, Ryuji Umezu, Takanobu Nakashima | 2015-12-08 |
| 9084935 | Attachment device for an electronic apparatus | Hiroshi Kamada, Masaki Amano | 2015-07-21 |
| 8821287 | Video game display system | Satoru Okada, Masahiko Ota, Ryuji Umezu | 2014-09-02 |
| 8653791 | Battery charger for hand-held electronic game device | Hideki Arita, Yuko Zenri, Kumpei Fujita, Hideaki Kamata | 2014-02-18 |
| 8602462 | Device latch hook and attachment device including the same | Hiroshi Kamada, Masaki Amano | 2013-12-10 |
| 7915547 | Key switch, input device, contact pattern | Kazumi Otani, Yoshihide Sakano | 2011-03-29 |
| 7445551 | Memory for video game system and emulator using the memory | Satoru Okada, Masahiko Ota, Ryuji Umezu, Takanobu Nakashima | 2008-11-04 |
| D540262 | Electrical connector | Tomoki Yamamoto, Tomoyuki Sakiyama, Nobuaki Kawahara | 2007-04-10 |
| D535617 | Electrical connector | Hitoshi Nakai, Mitsuhiro Asano | 2007-01-23 |
| 7118394 | Card connector | Tomoyuki Sakiyama, Noboru Wakitani, Tsushima Takada, Hirokazu Mori | 2006-10-10 |
| D520958 | Detecting switch | Tsushima Takada, Nobumasa Miyaura, Hirohumi Koizumi | 2006-05-16 |
| D520453 | Card connector | Tomoyuki Sakiyama, Noboru Wakitani, Tsushima Takada, Hirokazu Mori | 2006-05-09 |
| D518437 | Electrical connector | Tomoyuki Sakiyama, Tsushima Takada, Kazuumi Otani, Yutaka Masumoto | 2006-04-04 |
| D507533 | Electrical connector | Tsushima Takada, Hideki Nishiyama, Hiromu Matsumoto | 2005-07-19 |
| 6908341 | Battery connector | Yutaka Shirae, Hideki Nishiyama, Hiroshi Uchida | 2005-06-21 |
| D503927 | Electrical connector | Kenichi Sugino, Tsushima Takada, Takahide Kawanishi | 2005-04-12 |
| 6846528 | Translucent decorative board | Shiro Osumi, Shigeru Sugiyama, Takahiro Uno | 2005-01-25 |
| D500735 | Electrical connector | Yutaka Shirae, Hideki Nishiyama, Hiroshi Uchida | 2005-01-11 |
| 6810463 | Gaming machine that is usable with different game cartridge types | Satoru Okada, Masahiko Ota, Ryuji Umezu, Takanobu Nakashima | 2004-10-26 |
| 6743535 | Structure for preventing reverse insertion of a storage battery | — | 2004-06-01 |
| D459300 | Power source connection adapter | Naoya Kawanobe, Tsushima Takada | 2002-06-25 |
| D457133 | Portable storage battery | — | 2002-05-14 |
| D456008 | Power source adapter | Naoya Kawanobe, Tsushima Takada | 2002-04-23 |
| D455403 | Electrical connector | Masahiko Ota, Toshiharu Miyoshi | 2002-04-09 |
| 6325646 | Power plug assembly having a plug that is lifted up when plugged into an outlet | Kazuki Uemura, Katsutoshi Inada | 2001-12-04 |