Issued Patents All Time
Showing 51–75 of 86 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8101964 | Semiconductor light-emitting element and process for production thereof | Ryota Kitagawa, Koji Asakawa, Tsutomu Nakanishi, Eishi Tsutsumi | 2012-01-24 |
| 8089081 | Semiconductor light emitting device | Ryota Kitagawa, Koji Asakawa, Takeyuki Suzuki | 2012-01-03 |
| 7928353 | Displaying device and lighting device employing organic electroluminescence element | Koji Asakawa, Tsutomu Nakanishi, Eishi Tsutsumi, Ryota Kitagawa | 2011-04-19 |
| 7786665 | Organic electroluminescent device having a diffraction grating for enhancing light extraction efficiency | Tsutomu Nakanishi, Toshiro Hiraoka, Koji Asakawa, Satoshi Saito | 2010-08-31 |
| 7776196 | Method for arranging particles and method for manufacturing light-emitting device | Tsutomu Nakanishi | 2010-08-17 |
| 7759861 | Organic EL display | Koji Asakawa, Tsutomu Nakanishi | 2010-07-20 |
| 7741649 | Semiconductor light emitting device and method for manufacturing the same | Koji Asakawa, Kenichi Ohashi | 2010-06-22 |
| 7737460 | White LED and manufacturing method therefor | Koji Asakawa | 2010-06-15 |
| 7714316 | Method of manufacturing semiconductor device, acid etching resistance material and copolymer | Koji Asakawa, Kenichi Ohashi, Takashi Sasaki | 2010-05-11 |
| 7524428 | Display device and method of manufacturing transparent substrate for display device | Koji Asakawa | 2009-04-28 |
| 7476910 | Semiconductor light emitting device and method for manufacturing the same | Koji Asakawa, Kenichi Ohashi | 2009-01-13 |
| 7445881 | Method of manufacturing semiconductor device, acid etching resistant material and copolymer | Koji Asakawa, Kenichi Ohashi, Takashi Sasaki | 2008-11-04 |
| 7441588 | Heat exchanger unit | Yoshitaka Matsugi | 2008-10-28 |
| 7221056 | Semiconductor integrated circuit device and manufacturing method thereof | Naoki Yamamoto, Akio Nishida, Hiraku Chakihara, Hideyuki Matsuoka, Toshiyuki Mine | 2007-05-22 |
| 7208334 | Method of manufacturing semiconductor device, acid etching resistance material and copolymer | Koji Asakawa, Kenichi Ohashi, Takashi Sasaki | 2007-04-24 |
| 7179672 | Light-emitting device and method for manufacturing the same | Koji Asakawa, Hitoshi Sugiyama, Kenichi Ohashi, Kenji Suzuki, Junichi Tonotani | 2007-02-20 |
| 7160428 | Plating machine and process for producing film carrier tapes for mounting electronic parts | — | 2007-01-09 |
| 7071026 | Production method for making film carrier tape for mounting electronic devices thereon | — | 2006-07-04 |
| 7037738 | Method of manufacturing a semiconductor light-emitting element | Hitoshi Sugiyama, Kenichi Ohashi, Atsuko Yamashita, Shoichi Washizuka, Yasuhiko Akaike +3 more | 2006-05-02 |
| 6946046 | Method and apparatus for separating member | Kazutaka Yanagita, Mitsuharu Kohda, Kiyofumi Sakaguchi | 2005-09-20 |
| 6946052 | Separating apparatus and processing method for plate member | Kazutaka Yanagita, Mitsuharu Kohda, Kiyofumi Sakaguchi | 2005-09-20 |
| 6867110 | Separating apparatus and processing method for plate member | Kazutaka Yanagita, Mitsuharu Kohda, Kiyofumi Sakaguchi | 2005-03-15 |
| 6852187 | Method and apparatus for separating member | Kazutaka Yanagita, Mitsuharu Kohda, Kiyofumi Sakaguchi | 2005-02-08 |
| 6833312 | Plate member separating apparatus and method | Kazutaka Yanagita, Mitsuharu Kohda, Kiyofumi Sakaguchi | 2004-12-21 |
| 6825099 | Method and apparatus for separating member | Kazutaka Yanagita, Mitsuharu Kohda, Kiyofumi Sakaguchi | 2004-11-30 |