Issued Patents All Time
Showing 1–25 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10898791 | Game apparatus | Kenichiro Yuji | 2021-01-26 |
| 10315104 | Game apparatus | Kenichiro Yuji | 2019-06-11 |
| 9814969 | Video game processing apparatus and video game processing program | Masayasu NISHIDA | 2017-11-14 |
| 9675872 | Game apparatus | Kenichiro Yuji | 2017-06-13 |
| 9254441 | Game apparatus | — | 2016-02-09 |
| 8998724 | Communication game system, communication game apparatus, and program | — | 2015-04-07 |
| 8602859 | Video game device, video game implementation method and program | Tetsuya Nomura | 2013-12-10 |
| 8088007 | Network game not requiring continuous connectivity | — | 2012-01-03 |
| 7887421 | Video game control system and a video game control server | — | 2011-02-15 |
| 7722467 | Video game control system and a video game control server | — | 2010-05-25 |
| 7575518 | Video game control system and a video game control server | — | 2009-08-18 |
| 7269434 | Wireless communication system with group registration function | Yukio Miyamaru | 2007-09-11 |
| 7233815 | Radio communication system for vehicle | Yukio Miyamaru | 2007-06-19 |
| 7130436 | Helmet with built-in speaker system and speaker system for helmet | Mutsumi Katayama | 2006-10-31 |
| 7123726 | Connecting cable for helmets | Yukio Miyamaru, Mutsumi Katayama | 2006-10-17 |
| 7107209 | Speech communication apparatus with gain control for clear communication | Yukio Miyamaru | 2006-09-12 |
| 7035402 | Portable communication unit | Yukio Miyamaru | 2006-04-25 |
| 6950635 | Vehicular communication apparatus | Yukio Miyamaru, Tetsuo Yamagata, Susumu Yoshida | 2005-09-27 |
| 6876845 | Radio communication system for vehicle | Yukio Miyamaru | 2005-04-05 |
| 6862358 | Piezo-film speaker and speaker built-in helmet using the same | — | 2005-03-01 |
| 6587042 | Automatic accident informing apparatus for two-wheel vehicle | Kazumitsu Kushida | 2003-07-01 |
| 6507280 | Device for mounting a communication unit to a helmet | Yukio Miyamaru, Mutsumi Katayama | 2003-01-14 |
| 6356855 | Moving body detection system | Tetsuo Yamagata | 2002-03-12 |
| 6309093 | Motorcycle headlight | Toshiya Nagatuyu, Tetsuya Suzuki, Yosihisa Hirose | 2001-10-30 |
| 6243025 | Moving body detection system | Tetsuo Yamagata, Kazumitsu Kushida | 2001-06-05 |