Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12332175 | Optical measurement cell, optical analyzer, window forming member, and method of manufacturing optical measurement cell | Masakazu Minami, Yuhei SAKAGUCHI, Toru Shimizu, Takeshi Akamatsu | 2025-06-17 |
| 11563092 | GA2O3-based semiconductor device | Masataka Higashiwaki, Takafumi Kamimura, Man Hoi Wong, Kohei Sasaki, Daiki Wakimoto | 2023-01-24 |
| 10147511 | Radiolucent window, radiation detector and radiation detection apparatus | Satoshi Ohashi | 2018-12-04 |
| 9666323 | Radiolucent window, radiation detector and radiation detection apparatus | Satoshi Ohashi | 2017-05-30 |
| 9553224 | Semiconductor photodetector element and method | Kenichi Kawaguchi, Nami Yasuoka, Hiroyasu Yamashita | 2017-01-24 |
| 9401444 | Solar cell and manufacturing method thereof | Kenichi Kawaguchi | 2016-07-26 |
| 9036673 | Semiconductor laser | Kenichi Kawaguchi | 2015-05-19 |
| 8709569 | Optical recording medium, and method for producing optical recording medium | Minoru Kikuchi, Hiroyuki Kawasaki, Takashi Ohgi | 2014-04-29 |
| 8602762 | Resin granulating apparatus | Keizo Arita, Yasuo Yoshii, Kazuo Iritani, Osamu Ikeda, Shin Iwasaki | 2013-12-10 |
| 7595508 | Optical semiconductor device and method for fabricating the same | Koji Otsubo | 2009-09-29 |
| 7338273 | Cutter machine | Masashi Konno, Nobuki Nagami, Yasuo Yoshii, Osamu Ikeda, Kazuo Iritani | 2008-03-04 |
| 7157410 | Perfluoropolyether ester compound, lubricant and magnetic recording medium | — | 2007-01-02 |
| 7015498 | Quantum optical semiconductor device | Hiroji Ebe, Mitsuru Sugawara, Takashi Kita, Osamu Wada, Yasuhiko Arakawa | 2006-03-21 |
| 6992320 | Semiconductor optical device with quantum dots having internal tensile or compressive strain | Hiroji Ebe, Tomoyuki Akiyama | 2006-01-31 |
| 6855389 | Photopolymerizable resin compositions for optical recording media and optical recording media | Misao Konishi | 2005-02-15 |
| 6638045 | Die for manufacturing resin pellets | Yasuo Yoshii, Shinichi Fukumizu, Osamu Ikeda, Nobuhiro Yamasaki | 2003-10-28 |
| 6573527 | Quantum semiconductor device including quantum dots and a fabrication process thereof | Yoshihiro Sugiyama | 2003-06-03 |
| RE37681 | Filter member and screen changer for use in resin extruder | Yasuo Yoshii, Nobuki Nagami, Nobuhiro Yamasaki, Shinichi Fukumizu, Osamu Ikeda | 2002-04-30 |
| 6281519 | Quantum semiconductor memory device including quantum dots | Yoshihiro Sugiyama | 2001-08-28 |
| 5936258 | Optical semiconductor memory device and read/write method therefor | Kenichi Imamura, Shun-ichi Muto, Naoto Horiguchi, Yoshihiro Sugiyama | 1999-08-10 |
| 5905297 | Semiconductor integrated circuit using monolayer epitaxial growth | Toshihiko Mori | 1999-05-18 |
| 5812574 | Quantum optical semiconductor device producing output optical emission with sharply defined spectrum | Atsushi Takeuchi | 1998-09-22 |
| 5756129 | Filter member and screen changer for use in resin extruder | Yasuo Yoshii, Nobuki Nagami, Nobuhiro Yamasaki, Shinichi Fukumizu, Osamu Ikeda | 1998-05-26 |
| 5705408 | Method for forming semiconductor integrated circuit using monolayer epitaxial growth | Toshihiko Mori | 1998-01-06 |
| 5436468 | Ordered mixed crystal semiconductor superlattice device | Osamu Ueda, Satoshi Nakamura | 1995-07-25 |