Issued Patents All Time
Showing 26–50 of 68 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9456477 | Lighting device and lighting fixture using same | Keisuke Seki, Takeshi Kamoi, Daisuke Yamahara, Masafumi Yamamoto, Masato Himeda +1 more | 2016-09-27 |
| 9320110 | Lighting device and illumination apparatus including same | Masafumi Yamamoto, Katunobu Hamamoto, Hisaya Takikita, Yuji Yoshimoto | 2016-04-19 |
| 9279866 | Magnetic sensor | Tomokazu Ogomi, Kenji Shimohata | 2016-03-08 |
| 9244135 | Magnetic sensor device | Tomokazu Ogomi, Toshiaki Shoji, Takeshi Musha, Jin Inoue, Masaaki Okada +4 more | 2016-01-26 |
| 9167642 | LED lighting device and illuminating apparatus using the same | Yuji Yoshimoto, Katsunobu Hamamoto, Masafumi Yamamoto | 2015-10-20 |
| 9167661 | Power supply device and lighting device and lighting fixture using the same | Katsunobu Hamamoto, Masafumi Yamamoto | 2015-10-20 |
| 9151465 | Light-source device and reflector-support structure | Akiko Fujiuchi, Daisuke Ohama | 2015-10-06 |
| 9083402 | High frequency circuit and high frequency module including the same | Shingo Oishi | 2015-07-14 |
| D706848 | Pair of binoculars | Tatsuya Kobayashi | 2014-06-10 |
| 8669718 | Lighting device and illumination apparatus using same | Masafumi Yamamoto, Katunobu Hamamoto, Hisaya Takikita, Hiroyuki Nakagawa, Yuji Yoshimoto | 2014-03-11 |
| D700644 | Pair of binoculars | Tatsuya Kobayashi | 2014-03-04 |
| 8566995 | Endoscopic duct cleaning tool | Yasuo Yoshikawa, Yasuhiro Hoshino, Hirokazu Higuchi, Takayuki Nitta | 2013-10-29 |
| D677309 | Camera grip | — | 2013-03-05 |
| 8253351 | Electronic ballast with multimode lamp power control | Masafumi Yamamoto, Tetsuya Hamana | 2012-08-28 |
| 8203282 | Electronic ballast with lamp end of life detection and protection circuits | Masafumi Yamamoto, Tetsuya Hamana | 2012-06-19 |
| 8193727 | Lamp end of life protection circuit and method for an electronic dimming ballast | Tetsuya Hamana, Masafumi Yamamoto | 2012-06-05 |
| 8111719 | Transmission system | — | 2012-02-07 |
| 8052740 | Stent including a marker fitted to a frame portion | — | 2011-11-08 |
| 7893769 | Power amplifier, method for controlling power amplifier, and wireless communication apparatus | — | 2011-02-22 |
| 7881187 | Transmission apparatus | — | 2011-02-01 |
| 6902640 | Method for manufacturing a belt | Shin Yamaguchi, Masateru Fujimori | 2005-06-07 |
| 6862742 | Information distribution apparatus | Koji Komatsu | 2005-03-01 |
| 6826261 | Subscriber testing system | — | 2004-11-30 |
| 6788684 | Cell bridge apparatus and cell bridging method as well as information transmission system having cell bridge apparatus | Hiromichi Makishima, Yuji Obana, Toshiaki Ookubo, Hideo Abe | 2004-09-07 |
| 6762998 | Access network system | Shuichi Nakagawa | 2004-07-13 |