Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12072602 | Control method of optical deflector, and optical deflection device | Takashi Sakamoto, Yuichi Akage, Masahiro Ueno, Sohan Kawamura, Soichi Oka | 2024-08-27 |
| 12072604 | Control method of optical deflector, and optical deflection device | Takashi Sakamoto, Yuichi Akage, Masahiro Ueno, Sohan Kawamura, Soichi Oka | 2024-08-27 |
| 11958129 | Laser processing device | Sohan Kawamura, Soichi Oka | 2024-04-16 |
| 11422428 | Light deflector | Takashi Sakamoto, Yuichi Akage, Masahiro Ueno, Sohan Kawamura | 2022-08-23 |
| 9372339 | Wavelength swept light source | Seiji Toyoda, Kazunori Naganuma, Yuichi Okabe, Shogo Yagi, Kazutoshi Kato +5 more | 2016-06-21 |
| 8773749 | Variable focusing lens and microscope | Masahiro Sasaura, Jun Miyazu, Shogo Yagi, Seiji Toyoda | 2014-07-08 |
| 8654167 | Electrooptic device | Kouichirou Nakamura, Kazuo Fujiura, Jun Miyazu | 2014-02-18 |
| 8648893 | Electrooptic device | Kouichirou Nakamura, Kazuo Fujiura, Jun Miyazu | 2014-02-11 |
| 8014061 | Variable-focal length lens | Masahiro Sasaura, Jun Miyazu, Shogo Yagi, Kazuo Fujiura | 2011-09-06 |
| 7764302 | Electrooptic device | Kouichirou Nakamura, Kazuo Fujiura, Jun Miyazu | 2010-07-27 |
| 7674737 | Optical medium, an optical lens and a prism | Kazuo Fujiura, Masahiro Sasaura, Kouichirou Nakamura | 2010-03-09 |
| 7591895 | Method and apparatus for producing crystals | Masahiro Sasaura, Hiroki Kohda, Kazuo Fujiura, Takashi Kobayashi, Takashi Kurihara | 2009-09-22 |
| 7570567 | Multi-layered holographic read-only memory and data retrieval method | Shougo Yagi, Michio Ono, Hiroki Yamazaki, Haruki Kozawaguchi | 2009-08-04 |
| 7505644 | Optical memory reproduction apparatus and incidence positioning method for read light thereof | Yoshiaki Kurokawa, Shogo Yagi, Akinori Furuya, Masahiro Endo, Hiroshi Yoshikawa | 2009-03-17 |
| 7492975 | Optical switch, optical modulator and wavelength variable filter | Seiji Toyoda, Kazuo Fujiura, Masahiro Sasaura, Koji Enbutsu, Makoto Shimokozono +4 more | 2009-02-17 |
| 7356227 | Optical switch, optical modulator and wavelength variable filter | Seiji Toyoda, Kazuo Fujiura, Masahiro Sasaura, Koji Enbutsu, Makoto Shimokozono +4 more | 2008-04-08 |
| 7340116 | Optical switch, optical modulator and wavelength variable filter | Seiji Toyoda, Kazuo Fujiura, Masahiro Sasaura, Koji Enbutsu, Makoto Shimokozono +4 more | 2008-03-04 |
| 7340147 | Optical waveguide material and optical waveguide | Kazuo Fujiura, Makoto Shimokozono, Seiji Toyoda, Masahiro Sasaura, Tohru Matsuura | 2008-03-04 |
| 7336854 | Optical switch, optical modulator and wavelength variable filter | Seiji Toyoda, Kazuo Fujiura, Masahiro Sasaura, Koji Enbutsu, Makoto Shimokozono +4 more | 2008-02-26 |
| 7177514 | Optical waveguide material and optical waveguide | Kazuo Fujiura, Makoto Shimokozono, Seiji Toyoda, Masahiro Sasaura, Tohru Matsuura | 2007-02-13 |
| 7110652 | Optical waveguide and method of manufacture | Masahiro Sasaura, Kazuo Fujiura, Koji Enbutsu, Shogo Yagi, Takashi Kurihara +3 more | 2006-09-19 |
| 6996321 | Optical waveguide and method of manufacture | Masahiro Sasaura, Kazuo Fujiura, Koji Enbutsu, Shogo Yagi, Takashi Kurihara +3 more | 2006-02-07 |
| 6811728 | Multi-layered holographic read-only memory and data retrieval method | Shougo Yagi, Michio Ono, Hiroki Yamazaki, Haruki Kozawaguchi | 2004-11-02 |
| 6795232 | Wavelength converter | Kazuo Fujiura, Shogo Yagi, Koji Enbutsu, Masahiro Sasaura, Takashi Kurihara +3 more | 2004-09-21 |
| 6792189 | Optical waveguide and method of manufacture | Masahiro Sasaura, Kazuo Fujiura, Koji Enbutsu, Shogo Yagi, Takashi Kurihara +3 more | 2004-09-14 |