Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9018828 | Light emitting element lamp and lighting equipment | Toshiya Tanaka, Shigeru Osawa | 2015-04-28 |
| 8899795 | Lamp device and lighting fixture including LED as light source and metallic cover | Toshiya Tanaka, Keiichi Shimizu, Takumi Suwa, Makoto Sakai, Kozo Ogawa +2 more | 2014-12-02 |
| 8760042 | Lighting device having a through-hole and a groove portion formed in the thermally conductive main body | Makoto Sakai, Shigeru Osawa, Yusuke Shibahara, Kazuto Morikawa, Tomohiro Sanpei +1 more | 2014-06-24 |
| 8684589 | Lighting device | Shinji Nakata, Hiroshi Kubota | 2014-04-01 |
| 8616727 | Bulb-type LED lamp having a widened luminous distribution via a fastened waveguide | Daigo Suzuki | 2013-12-31 |
| 8613529 | Lighting fixture | Satoshi Watanabe, Takeshi Osada, Keiichi Shimizu, Toshiya Tanaka, Shigeru Osawa +3 more | 2013-12-24 |
| D693494 | Light emitting diode module | Hiroshi Takenaga | 2013-11-12 |
| 8540399 | Socket device | Satoshi Watanabe, Takeshi Osada, Keiichi Shimizu, Toshiya Tanaka, Shigeru Osawa +3 more | 2013-09-24 |
| 8540396 | Lighting system | Satoshi Watanabe, Keiichi Shimizu, Takeshi Osada, Toshiya Tanaka, Shigeru Osawa +3 more | 2013-09-24 |
| 8523402 | Socket device | Satoshi Watanabe, Takeshi Osada, Keiichi Shimizu, Toshiya Tanaka, Shigeru Osawa +3 more | 2013-09-03 |
| 8500316 | Self-ballasted lamp and lighting equipment | Keisuke Ono | 2013-08-06 |
| 8450915 | LED bulb and lighting apparatus | Shigeru Osawa, Kazuto Morikawa, Toshiya Tanaka | 2013-05-28 |
| 8434908 | Socket device | Satoshi Watanabe, Takeshi Osada, Keiichi Shimizu, Toshiya Tanaka, Shigeru Osawa +3 more | 2013-05-07 |
| 8430535 | Socket device, lamp device and lighting device | Satoshi Watanabe, Takeshi Osada, Keiichi Shimizu, Toshiya Tanaka, Shigeru Osawa +3 more | 2013-04-30 |
| D679667 | Light emitting diode module | Yusuke Shibahara, Tsutomu Araki, Takuro Hiramatsu | 2013-04-09 |
| 8395304 | Lamp and lighting equipment with thermally conductive substrate and body | Kazuto Morikawa, Yusuke Shibahara | 2013-03-12 |
| 8384275 | Light emitting element lamp and lighting equipment | Toshiya Tanaka, Shigeru Osawa | 2013-02-26 |
| 8382325 | Lamp and lighting equipment using the same | — | 2013-02-26 |
| 8324789 | Self-ballasted lamp and lighting equipment | Kazuto Morikawa, Yusuke Shibahara, Makoto Sakai, Tomohiro Sanpei | 2012-12-04 |
| 8294356 | Light-emitting element lamp and lighting equipment | Takumi Suwa, Toshiya Tanaka, Shigeru Osawa | 2012-10-23 |
| D667573 | Light emitting diode lamp | Junichiro Yamamoto, Shigeru Motoki | 2012-09-18 |