Issued Patents All Time
Showing 1–25 of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11362135 | Light emitting element array and optical transmission device | Junichiro HAYAKAWA, Akemi Murakami, Tsutomu Otsuka | 2022-06-14 |
| 10869598 | Eyeball optical measuring device and eyeball optical measuring method | Hideaki Ozawa, Kazuyuki Matsushita, Kazutaka TAKEDA, Kouhei YUKAWA, Taku KINOSHITA | 2020-12-22 |
| 10484087 | Optical transmission device | Akemi Murakami, Junichiro HAYAKAWA, Tsutomu Otsuka | 2019-11-19 |
| 10438993 | Light emitting element array and optical transmission device | Junichiro HAYAKAWA, Akemi Murakami, Tsutomu Otsuka | 2019-10-08 |
| 10349831 | Eyeball optical measuring instrument, eyeball optical measuring method, and method for irradiating an eyeball and detecting light coming from eyeball | Kazuyuki Matsushita, Kazutaka TAKEDA, Kohei YUKAWA, Hideaki Ozawa, Taku KINOSHITA | 2019-07-16 |
| 10177532 | Light emitting element array and optical transmission device | Junichiro HAYAKAWA, Akemi Murakami, Tsutomu Otsuka | 2019-01-08 |
| 9936874 | Optical measurement apparatus and light irradiation/reception method | Saori NISHIZAKI, Taku KINOSHITA, Kazutaka TAKEDA, Hideaki Ozawa, Kazuyuki Matsushita +2 more | 2018-04-10 |
| 9851293 | Concentration calculation system of optically active substance, manufacturing method of concentration calculation system of optically active substance, and computer readable medium | Kazutaka TAKEDA, Kazuyuki Matsushita, Kohei YUKAWA, Hideaki Ozawa, Taku KINOSHITA | 2017-12-26 |
| 9806498 | Vertical-cavity surface-emitting laser diode and optical transmission apparatus | Fumio Koyama, Hamed Dalir, Takashi Kondo, Naoki Jogan, Kazutaka TAKEDA | 2017-10-31 |
| 9400342 | Detection apparatus | Hiroyuki Hotta | 2016-07-26 |
| 9350139 | Vertical-cavity surface-emitting laser diode and optical transmission apparatus | Fumio Koyama, Hamed Dalir, Takashi Kondo, Naoki Jogan, Kazutaka TAKEDA | 2016-05-24 |
| 9166370 | Vertical cavity surface emitting laser, vertical cavity surface emitting laser apparatus, optical transmission apparatus, and information processing apparatus | Takashi Kondo, Kazutaka TAKEDA, Fumio Koyama | 2015-10-20 |
| 9097516 | Surface angle and surface angle distribution measurement device | Hiroyuki Hotta | 2015-08-04 |
| 9059362 | Light emitting element, light emitting element array, optical writing head, and image forming apparatus | Taku KINOSHITA, Takashi Kondo, Kazutaka TAKEDA | 2015-06-16 |
| 8923742 | Fixing device and image forming apparatus | Osamu Ueno, Tomoaki Kojima, Masateru Yamamoto | 2014-12-30 |
| 8759859 | Light-emitting element, self-scanning light-emitting element array, optical writing head, and image forming apparatus | Taku KINOSHITA, Kazutaka TAKEDA, Takashi Kondo | 2014-06-24 |
| 8692264 | Light-emitting element, method of manufacturing light-emitting element, self-scanning light-emitting element array, optical writing head, and image forming apparatus | Taku KINOSHITA, Michiaki Murata, Takashi Kondo, Kazutaka TAKEDA | 2014-04-08 |
| 8477821 | Vertical cavity surface emitting laser, vertical cavity surface emitting laser device, and optical transmission device | Masahiro Yoshikawa | 2013-07-02 |
| 8368972 | Surface-emitting semiconductor laser, surface-emitting semiconductor laser device, optical transmission apparatus, and information processing apparatus | Kazutaka TAKEDA | 2013-02-05 |
| 8290670 | Clutch control device and clutch control method | Tetsuji Tanaka, Masami Higaki, Eiichi Sakai, Hidenobu Tsukada | 2012-10-16 |
| 8274589 | DA converter, solid-state imaging device, and camera system | — | 2012-09-25 |
| 8262540 | Shift control device for work vehicle | Masami Higaki, Tetsuji Tanaka, Eiichi Sakai, Hidenobu Tsukada | 2012-09-11 |
| 8031241 | Solid-state imaging device and imaging apparatus | Noriya Maeda, Kenichi Okumura, Nozomu Takatori | 2011-10-04 |
| 8023539 | Method for driving surface emitting semiconductor laser, optical transmission module, and handheld electronic device | Osamu Ueno, Akira Sakamoto, Kazuhiro Sakai, Akemi Murakami | 2011-09-20 |
| 7995636 | Semiconductor laser apparatus and manufacturing method thereof | Akemi Murakami, Yasuaki Kuwata, Teiichi Suzuki, Ryoji Ishii | 2011-08-09 |