Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6661185 | Dimmable self-ballasted fluorescent lamp and discharge lamp operating apparatus | Satoshi Kominami, Kenichiro Takahashi, Yoji Tashiro, Tetsuya Tahara | 2003-12-09 |
| 6657401 | Ballast for discharge lamp | Satoshi Kominami, Kenichirou Takahashi, Masayoshi Gyoten | 2003-12-02 |
| 6653783 | Self-ballasted electrodeless discharge lamp with startability improving means | Mitsuharu Kawasaki, Toshiaki Kurachi, Kiyoshi Hashimotodani | 2003-11-25 |
| 6650068 | Induction coil core, illumination unit using the same, and polycrystalline ferrite | Toshiaki Kurachi, Katsushi Seki, Mamoru Takeda | 2003-11-18 |
| 6597127 | Discharge lamp operating apparatus, self-ballasted discharge lamp, dimmer and illumination kit for dimming | Kenichiro Takahashi, Satoshi Kominami, Masayoshi Gyoten, Mamoru Takeda | 2003-07-22 |
| 6554251 | Diaphragm-type valve | Masaru Takeda, Kazuyuki Miyata | 2003-04-29 |
| 6522084 | Electrodeless discharge lamp operating apparatus | Toshiaki Kurachi, Mamoru Takeda, Katsushi Seki, Young-Jae Cho | 2003-02-18 |
| 6509698 | Operating apparatus of discharge lamp | Satoshi Kominami, Kenichiro Takahashi, Mamoru Takeda, Masayoshi Gyoten | 2003-01-21 |
| 6504322 | Discharge lamp operating apparatus | Kenichiro Takahashi, Satoshi Kominami, Masayoshi Gyoten, Mamoru Takeda | 2003-01-07 |
| 6492773 | Self-ballasted fluorescent lamp | Masayoshi Gyoten, Kenichiro Takahashi, Satoshi Kominami | 2002-12-10 |
| 6424100 | Fluorescent lamp operating apparatus and compact self-ballasted fluorescent lamp | Satoshi Kominami, Mamoru Takeda, Takayuki Imai, Masayoshi Gyoten, Masanobu Murakami | 2002-07-23 |
| 6211620 | Ballast for fluorescent lamp | Masayoshi Gyoten, Masataka Ozawa, Masanobu Murakami | 2001-04-03 |
| 6196523 | Stop valve | Kazuyuki Miyata, Koichi Kaminaga | 2001-03-06 |
| 6147461 | Operating apparatus of discharge lamp | Satoshi Kominami | 2000-11-14 |
| 6130508 | Method and apparatus for operating a discharge lamp to reduce the curvature of its discharge arc | Satoshi Kominami, Shigeru Horii | 2000-10-10 |
| 5773937 | Discharge lamp-lighting apparatus for straightening arc discharge | Makoto Horiuchi, Shigeru Horii, Satoshi Kominami, Tatsushi Higuchi | 1998-06-30 |
| 5596720 | Redundant message processing system featuring reception server controlling communication between client and server process, and stand-by server retransmitting message with information indicating the message being a retransmitted message | Syuji Hamada, Hidefumi Maruyama | 1997-01-21 |
| 5444336 | An inverter driven lamp arrangement having a current detection circuitry coupled to a resonant output circuit | Masataka Ozawa, Shigeru Horii, Atsuo Waki, Takayuki Kamitani, Nobuhisa Yoshikawa +3 more | 1995-08-22 |
| 5365152 | Apparatus for controlling the power to a discharge-lamp | Masataka Ozawa, Takayuki Kamitani, Kazutaka Koyama, Shigeru Horii, Nobuhisa Yoshikawa +4 more | 1994-11-15 |
| 5233273 | Discharge lamp starting circuit | Atsuo Waki, Masataka Ozawa, Takayuki Kamitani, Shigeru Horii | 1993-08-03 |
| 4928919 | Stop valve | Norio Daicho, Masakatsu Kawahara, Jiro Nitta, Keitaro Yonezawa | 1990-05-29 |