Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11848142 | Multilayer coil component and method for manufacturing same, as well as circuit board carrying multilayer coil component | Shuhei Kurahashi | 2023-12-19 |
| 10253405 | Cu—Ni—Si-based copper alloy sheet having excellent mold abrasion resistance and shear workability and method for manufacturing same | Yoshio Abe, Akira Saito, Shuzo Umezu, Ryo Iino | 2019-04-09 |
| 9169539 | Cu-Mg-P-based copper alloy sheet having excellent fatigue resistance characteristic and method of producing the same | Yoshio Abe, Shunroku Sukumoda | 2015-10-27 |
| 8638039 | Electronic ballast and method for providing a DC voltage component during lamp startup | Naoki Komatu, Nobuo Ukita, Kazuhiko Harada | 2014-01-28 |
| 8593077 | High-voltage discharge lamp lighting device and lighting fixture | Naoki Komatsu | 2013-11-26 |
| 8531124 | High pressure discharge lamp lighting device and illumination instrument | Naoki Komatsu | 2013-09-10 |
| 8502475 | Discharge lamp ballast with feedback current control during an electrode heating operation | Nobutoshi Matsuzaki, Satoru Nagata | 2013-08-06 |
| 8395327 | High-pressure discharge lamp lighting device and lighting fixture using the same | Satoru Nagata, Keisuke Sato, Naoki Komatsu | 2013-03-12 |
| 8344095 | Fused ring compound, method for producing the same, polymer, organic thin film containing the compound and/or polymer, and organic thin film device and organic thin film transistor each comprising the organic thin film | Masahiro Miura, Tetsuya Satoh, Hayato TSURUGI, Masato Ueda | 2013-01-01 |
| 8299723 | Electronic ballast with lamp flicker suppression during start-to-steady state transition | Satoru Nagata, Nobutoshi Matsuzaki | 2012-10-30 |
| 8294385 | High-pressure discharge lamp ballast with multi-mode lamp starting circuit | Nobutoshi Matsuzaki, Satoru Nagata | 2012-10-23 |
| 8232746 | High pressure discharge lamp lighting device and lighting fixture using the same | Akira Yufuku, Hiroyasu Eriguchi, Takeshi Goriki, Takeshi Kamoi, Naoki Komatsu +3 more | 2012-07-31 |
| 8228006 | High pressure discharge lamp lighting device and lighting fixture using the same | Naoki Komatsu, Hiroyasu Eriguchi, Takeshi Goriki, Takeshi Kamoi, Akira Yufuku +3 more | 2012-07-24 |
| 8222830 | Discharge lamp lighting device, lighting fixture, and lighting system | Satoru Nagata, Naoki Komatsu | 2012-07-17 |
| 8115405 | High pressure discharge lamp lighting device and luminaire using same | Daisuke Yamahara, Nobutoshi Matsuzaki, Takeshi Kamoi, Satoru Nagata, Naoki Komatsu | 2012-02-14 |
| 8044601 | High voltage discharge lamp lighting device | Nobutoshi Matsuzaki, Hiroyasu Eriguchi, Takeshi Goriki, Takeshi Kamoi, Naoki Komatu +3 more | 2011-10-25 |
| 7425802 | Discharge lamp lighting apparatus, luminaire and illumination system | Satoru Nagata, Minoru Maehara, Naoki Komatsu | 2008-09-16 |
| 7141937 | High-pressure discharge lamp operation device and illumination appliance having the same | Akihiro Kishimoto, Hirofumi Konishi | 2006-11-28 |
| 5942859 | Discharge lamp lighting device | Akio Okude, Kouji Noro, Hiromitsu Mizukawa | 1999-08-24 |