Issued Patents All Time
Showing 25 most recent of 74 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9080757 | Bulb-shaped lamp and lighting device | Kenzi Takahasi, Yasushige Tomiyoshi, Takaari Uemoto, Hideo Nagai, Yoshio Manabe | 2015-07-14 |
| 8322898 | Bulb-shaped lamp and lighting device | Kenzi Takahasi, Yasushige Tomiyoshi, Takaari Uemoto, Hideo Nagai, Yoshio Manabe | 2012-12-04 |
| 8038329 | Bulb-shaped lamp and lighting device | Kenzi Takahasi, Yasushige Tomiyoshi, Takaari Uemoto, Hideo Nagai, Yoshio Manabe | 2011-10-18 |
| 7049749 | Discharge lamp, method for producing the same and lamp unit | Makoto Horiuchi, Makoto Kai, Tomoyuki Seki, Tsuyoshi Ichibakase, Shinichi Yamamoto +1 more | 2006-05-23 |
| 6998792 | Electrodeless discharge lamp lighting device, light bulb type electrodeless fluorescent lamp and discharge lamp lighting device | Kenichiro Takahashi, Satoshi Kominami, Kouji Miyazaki, Toshiaki Kurachi, Yoko Matsubayashi | 2006-02-14 |
| 6977472 | Electrodeless self-ballasted fluorescent lamp and discharge lamp operating device | Yoko Matsubayashi, Kenichiro Takahashi, Kouji Miyazaki, Satoshi Kominami, Toshiaki Kurachi | 2005-12-20 |
| 6897612 | Discharge lamp, method for producing the same and lamp unit | Makoto Horiuchi, Makoto Kai, Tomoyuki Seki, Tsuyoshi Ichibakase, Shinichi Yamamoto +1 more | 2005-05-24 |
| 6876151 | Discharge lamp and lamp unit | Tomoyuki Seki, Makoto Horiuchi, Makoto Kai, Tsuyoshi Ichibakase, Shinichi Yamamoto +1 more | 2005-04-05 |
| 6870327 | Electrode-less discharge lamp lighting apparatus, bulb-shaped electrode-less fluorescent lamp, and discharge lamp lighting apparatus | Kenichirou Takahashi, Satoshi Kominami, Kouji Miyazaki, Toshiaki Kurachi, Nobuyoshi Nagagata | 2005-03-22 |
| 6849993 | Discharge lamp and lamp unit with caulking member | Makoto Kai, Makoto Horiuchi, Tomoyuki Seki, Tsuyoshi Ichibakase, Shinichi Yamamoto +1 more | 2005-02-01 |
| 6844679 | Mercury lamp, lamp unit, method for producing mercury lamp and electric lamp | Makoto Horiuchi, Makoto Kai, Tsuyoshi Ichibakase, Tomoyuki Seki, Yoshiki Kitahara +2 more | 2005-01-18 |
| 6791271 | Discharge lamp and method of producing the same | Makoto Horiuchi, Makoto Kai | 2004-09-14 |
| 6784601 | Discharge lamp including heat releasing device and lamp device | Makoto Kai, Makoto Horiuchi, Tomoyuki Seki, Tsuyoshi Ichibakase | 2004-08-31 |
| 6734628 | Discharge lamp, lamp unit and image display apparatus | Tomoyuki Seki, Makoto Horiuchi, Makoto Kai, Tsuyoshi Ichibakase, Shinichi Yamamoto +1 more | 2004-05-11 |
| 6679746 | Method for producing discharge lamp and discharge lamp | Makoto Kai, Makoto Horiuchi, Tomoyuki Seki, Tsuyoshi Ichibakase, Shinichi Yamamoto +1 more | 2004-01-20 |
| 6653801 | Mercury-free metal-halide lamp | Makoto Horiuchi, Kiyoshi Takahashi, Makoto Kai, Takeshi Saito, Hideaki Kiryu | 2003-11-25 |
| 6650068 | Induction coil core, illumination unit using the same, and polycrystalline ferrite | Toshiaki Kurachi, Koji Miyazaki, Katsushi Seki | 2003-11-18 |
| 6608444 | Mercury-free high-intensity discharge lamp operating apparatus and mercury-free metal halide lamp | Ryo Minamihata, Kiyoshi Takahashi, Yuriko Kaneko, Hideaki Kiryu, Takayuki Murase +1 more | 2003-08-19 |
| 6600268 | Short arc mercury lamp and lamp unit | Makoto Horiuchi, Makoto Kai, Tsuyoshi Ichibakase, Tomoyuki Seki, Shinichi Yamamoto +1 more | 2003-07-29 |
| 6597127 | Discharge lamp operating apparatus, self-ballasted discharge lamp, dimmer and illumination kit for dimming | Kenichiro Takahashi, Satoshi Kominami, Masayoshi Gyoten, Koji Miyazaki | 2003-07-22 |
| 6586891 | High-intensity discharge lamp and high-intensity discharge lamp operating apparatus | Yuriko Kaneko, Kiyoshi Takahashi, Ryo Minamihata, Hideaki Kiryu, Takayuki Murase | 2003-07-01 |
| 6577066 | Compact self-ballasted fluorescent lamp | Satoshi Kominami, Kouji Miyazaki, Takayuki Imai, Masayoshi Gyoten, Masanobu Murakami | 2003-06-10 |
| 6545413 | Metal halide lamp | Kiyoshi Takahashi, Makoto Horiuchi | 2003-04-08 |
| 6522084 | Electrodeless discharge lamp operating apparatus | Koji Miyazaki, Toshiaki Kurachi, Katsushi Seki, Young-Jae Cho | 2003-02-18 |
| 6518703 | Electrodeless discharge energy supply apparatus and electrodeless discharge lamp device using surface wave transmission line | Akira Hochi, Kazuyuki Sakiyama | 2003-02-11 |