Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8998457 | Self-ballasted lamp and lighting equipment having a support portion in contact with an inner circumference of a base body | Makoto Sakai, Masao Segawa, Kiyoshi Nishimura, Kozo Ogawa, Masahiko Kamata +3 more | 2015-04-07 |
| 8803441 | Illuminating device | Hirokazu Otake, Toshiyuki Hiraoka, Keiichi Shimizu | 2014-08-12 |
| 8803442 | Illuminating device | Hirokazu Otake, Toshiyuki Hiraoka, Keiichi Shimizu | 2014-08-12 |
| 8791651 | Illuminating device | Hirokazu Otake, Toshiyuki Hiraoka, Keiichi Shimizu | 2014-07-29 |
| 8678618 | Self-ballasted lamp having a light-transmissive member in contact with light emitting elements and lighting equipment incorporating the same | Makoto Sakai, Masao Segawa, Kiyoshi Nishimura, Kozo Ogawa, Masahiko Kamata +3 more | 2014-03-25 |
| 8664857 | Lighting device | Nobuhiko Betsuda, Takumi Suwa, Hitoshi Kawano, Akiko Saito, Makoto Bessho +3 more | 2014-03-04 |
| 8587218 | Illuminating device | Hirokazu Otake, Toshiyuki Hiraoka, Keiichi Shimizu | 2013-11-19 |
| 8575859 | Illuminating device | Hirokazu Otake, Toshiyuki Hiraoka, Keiichi Shimizu | 2013-11-05 |
| 8567990 | Light emitting diode (LED) bulb | Nobuhiko Betsuda, Takumi Suwa, Hitoshi Kawano, Akiko Saito, Makoto Bessho +3 more | 2013-10-29 |
| 8536800 | Illuminating device and controlling method thereof | Hirokazu Otake, Toshiyuki Hiraoka, Keiichi Shimizu | 2013-09-17 |
| 8450943 | Illuminating device and controlling method thereof | Hirokazu Otake, Toshiyuki Hiraoka, Keiichi Shimizu | 2013-05-28 |
| 8441208 | Light emitting module and illuminating device | Hirokazu Otake, Toshiyuki Hiraoka, Keiichi Shimizu | 2013-05-14 |
| 8427059 | Lighting device | Nobuhiko Betsuda, Takumi Suwa, Hitoshi Kawano, Akiko Saito, Makoto Bessho +3 more | 2013-04-23 |
| 8232709 | Light-emitting apparatus and luminaire | Nobuhiko Betsuda, Kozo Ogawa, Shuhei Matsuda, Kiyoshi Nishimura | 2012-07-31 |
| 8188680 | Illuminating device | Hirokazu Otake, Toshiyuki Hiraoka, Keiichi Shimizu | 2012-05-29 |
| 7952295 | Illuminating device | Hirokazu Otake, Toshiyuki Hiraoka, Keiichi Shimizu | 2011-05-31 |
| 4581655 | Video display apparatus | Katsuyuki Ide, Mitsuhiro Hamaguchi | 1986-04-08 |