Issued Patents All Time
Showing 51–75 of 99 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6679746 | Method for producing discharge lamp and discharge lamp | Makoto Kai, Tomoyuki Seki, Tsuyoshi Ichibakase, Mamoru Takeda, Shinichi Yamamoto +1 more | 2004-01-20 |
| 6656871 | Method for production of catalyst | Shigeyoshi Taniguchi, Katsuji Tanihira, Ryugo Kakimi | 2003-12-02 |
| 6653801 | Mercury-free metal-halide lamp | Mamoru Takeda, Kiyoshi Takahashi, Makoto Kai, Takeshi Saito, Hideaki Kiryu | 2003-11-25 |
| 6622382 | Method for production of exhaust gas purifying catalyst | Nakaba Tamura, Shigeyoshi Taniguchi, Katsuji Tanihira, Ryugo Kakimi | 2003-09-23 |
| 6602479 | Exhaust gas purifying catalyst | Shigeyoshi Taniguchi | 2003-08-05 |
| 6599857 | Method for production of catalyst | Shigeyoshi Taniguchi, Ryugo Kakimi | 2003-07-29 |
| 6600268 | Short arc mercury lamp and lamp unit | Makoto Kai, Tsuyoshi Ichibakase, Tomoyuki Seki, Mamoru Takeda, Shinichi Yamamoto +1 more | 2003-07-29 |
| 6555081 | Method of the purification of the exhaust gas from a lean-burn engine using a catalyst | Masao Hori | 2003-04-29 |
| 6545414 | High-pressure discharge lamp | Kiyoshi Takahashi, Makoto Kai | 2003-04-08 |
| 6545413 | Metal halide lamp | Kiyoshi Takahashi, Mamoru Takeda | 2003-04-08 |
| 6479946 | Method and system for driving high pressure mercury discharge lamp, and image projector | Makoto Kai, Mamoru Takeda, Takeharu Tsutsumi, Toshiaki Ogura | 2002-11-12 |
| 6479950 | High intensity discharge lamp, driving apparatus for high intensity discharge lamp, and high intensity discharge lamp system | Kiyoshi Takahashi, Yuriko Kaneko, Hideaki Kiryu, Mamoru Takeda, Takayuki Murase +1 more | 2002-11-12 |
| 6428379 | Method for manufacturing high-pressure discharge lamp | Yuriko Kaneko, Mamoru Takeda | 2002-08-06 |
| 6368175 | Discharge lamp and method of producing the same | Makoto Kai, Mamoru Takeda | 2002-04-09 |
| 6306002 | Lamp and manufacturing method thereof | Yuriko Kaneko, Mamoru Takeda, Masato Yoshida, Yoshitaka Kurimoto | 2001-10-23 |
| 6287527 | Method for controlling exhaust emission | Makoto Kawanami | 2001-09-11 |
| 6265827 | Mercury-free metal halide lamp | Kiyoshi Takahashi, Mamoru Takeda, Takeshi Saito, Hideaki Kiryu | 2001-07-24 |
| 6232719 | High-pressure discharge lamp and method for manufacturing same | Yuriko Kaneko, Mamoru Takeda | 2001-05-15 |
| 6225754 | Operating method and operating apparatus for a high pressure discharge lamp | Kiyoshi Takahashi, Mamoru Takeda | 2001-05-01 |
| 6218789 | Metal halide lamp having specified relation between electrode distance and operation voltage, and operating at acoustic standing wave frequency | Kiyoshi Takahashi, Mamoru Takeda, Makoto Kai, Kouji Miyazaki, Satoshi Kominami | 2001-04-17 |
| 6214307 | Exhaust gas purifying catalyst and exhaust gas purifying method | Akihisa Okumura, Masao Hori, Hideki Gotoh | 2001-04-10 |
| 6193942 | Catalyst for decomposition of nitrogen oxides and method for purifying diesel engine exhaust gas by the use of the catalyst | Norimasa Okuda | 2001-02-27 |
| 6132279 | High-pressure discharge lamp and manufacturing method thereof | Yuriko Kaneko, Mamoru Takeda | 2000-10-17 |
| 6005356 | Operating method and operating apparatus for a high pressure discharge lamp | Kiyoshi Takahashi, Mamoru Takeda | 1999-12-21 |
| 5998940 | High-pressure discharge lamp with reduced bad influence by acoustical standing wave | Kiyoshi Takahashi, Mamoru Takeda | 1999-12-07 |