Issued Patents All Time
Showing 51–75 of 131 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9582959 | Reflection structure, light guide body, light emitting device, and game machine | Yoshimasa Osumi, Yoshihiko Takagi, Norikazu Kitamura, Takaaki Suzumura, Junya Fujita | 2017-02-28 |
| 9559986 | Network switching device | Nobuhito Matsuyama, Takayuki Muranaka, Isao Kimura, Shinichi Akahane | 2017-01-31 |
| D772819 | Relay | Yuji Hirose, Yasuhiro Tanoue, Hiroyuki Miyamoto, Yoshimasa Osumi, Kazuhide Hirota | 2016-11-29 |
| 9502631 | Method of manufacturing end-group components with pure niobium material for superconducting accelerator cavity | Kiyohiko Nohara, Nobuyuki Kawabata, Hideyoshi Nakamura, Hitoshi Hayano, Akira Yamamoto +3 more | 2016-11-22 |
| 9482804 | Relay | Yuji Hirose, Yasuhiro Tanoue, Hiroyuki Miyamoto, Yoshimasa Osumi, Kazuhide Hirota | 2016-11-01 |
| 9417378 | Light guide and light emitting device | Yoshihiko Takagi, Yoshimasa Osumi, Norikazu Kitamura | 2016-08-16 |
| D763200 | Relay | Yuji Hirose, Yasuhiro Tanoue, Hiroyuki Miyamoto, Yoshimasa Osumi, Kazuhide Hirota | 2016-08-09 |
| 9406468 | Relay | Yoshimasa Osumi, Hiroyuki Miyamoto, Kazuhide Hirota | 2016-08-02 |
| 9261637 | Surface light source device and its light guide plate | Kazuhide Hirota, Norikazu Kitamura, Takako Ishikawa | 2016-02-16 |
| 9194992 | Light guide plate and surface light source device | Kazuhide Hirota, Takako Ishikawa | 2015-11-24 |
| 9164215 | Light guide plate and surface light source device | Kazuhide Hirota, Norikazu Kitamura, Takako Ishikawa | 2015-10-20 |
| 9128221 | Light guide plate and surface light source device | Kazuhide Hirota, Takako Ishikawa | 2015-09-08 |
| 9128224 | Surface light source device | Gouo Kurata | 2015-09-08 |
| 9116264 | Light guide plate producing method, die structure, transfer molding apparatus, light guide plate, area light source device, liquid crystal display device, and mobile device | Isao Makuta, Koichi Takemura, Tomofusa Shibata, Yoshihisa Yamanaka, Norikazu Kitamura +4 more | 2015-08-25 |
| 9075171 | Surface light source device and liquid crystal display device | Gouo Kurata | 2015-07-07 |
| 9060013 | Network system, network relay method, and network relay device | Yoshihiro Nakao, Yoshinori Watanabe | 2015-06-16 |
| 9009342 | Network relay apparatus | Yoshihiro Nakao, Shinichi Akahane, Atsushi Serizawa | 2015-04-14 |
| 8920017 | Surface light source device | Gouo Kurata, Koichi Takemura, Kazuhide Hirota, Jun Kishimoto | 2014-12-30 |
| 8858059 | Surface illumination device | Mitsuru Okuda, Kazuhide Hirota, Kazuyuki Okada | 2014-10-14 |
| 8850444 | System for setting each transfer module in a network device into one of a plurality of standby states based upon the level of traffic | Yoshihiro Nakao, Takayuki Muranaka, Atsushi Serizawa | 2014-09-30 |
| 8632238 | Surface light source device | Gouo Kurata, Koichi Takemura, Tomofusa Shibata | 2014-01-21 |
| 8625050 | Surface light source apparatus | Yasuhiro Tanoue, Kazuhide Hirota, Koichi Takemura, Takuma Iwase, Takako Ishikawa +6 more | 2014-01-07 |
| 8472618 | Network switching device | Nobuhito Matsuyama, Takayuki Muranaka, Isao Kimura, Shinichi Akahane | 2013-06-25 |
| 8427603 | Area light source device and liquid crystal display device | Takako Ishikawa, Yasuhiro Tanoue, Yoshihiro Ueno | 2013-04-23 |
| 8412843 | Network relay apparatus | Yoshihiro Nakao, Shinichi Akahane, Atsushi Serizawa | 2013-04-02 |