Issued Patents All Time
Showing 25 most recent of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11404963 | Electronic circuit with minimized variation in output voltage of DC-DC converter, control system with electronic circuit and method for controlling electronic circuit | — | 2022-08-02 |
| 10525597 | Robot and robot system | Atsushi Harada, Yukihiro Yamaguchi, Taro Ishige, Kazushige Akaha | 2020-01-07 |
| 10085707 | Medical image information system, medical image information processing method, and program | Kazuki Matsuzaki, Yuuichi Morimoto, Wataru Takeuchi, Kikuo Umegaki, Tohru Shiga | 2018-10-02 |
| 9884425 | Robot, robot control device, and robotic system | Yukihiro Yamaguchi, Kenji Matsuura | 2018-02-06 |
| D747129 | Chair | Ayako Aratani | 2016-01-12 |
| 7390546 | Optical recording medium | — | 2008-06-24 |
| 6956809 | Multilayer phase-change type optical disc capable of recording and reproducing information at high transfer rate | Kotaro Kurokawa | 2005-10-18 |
| 6784402 | Steel wire for MAG welding and MAG welding method using the same | Tokihiko Kataoka, Shuichi Sakaguchi | 2004-08-31 |
| 6710371 | Semiconductor integrated circuit device with enhanced layout | Terumasa Kitahara | 2004-03-23 |
| 6574180 | Multilayer optical disk and method of initializing the same | Kotaro Kurokawa, Takeshi Yamasaki, Tomomi Yukumoto | 2003-06-03 |
| 6511788 | Multi-layered optical disc | Kotaro Kurokawa | 2003-01-28 |
| 6434108 | Optical disc having narrow recording track relative to light spot diameter | Yutaka Kasami, Atsushi Fukumoto | 2002-08-13 |
| 6246656 | Reduced thickness of a light transmissive layer for a high density optical disc | Osamu Kawakubo, Toshiyuki Kashiwagi, Masahiko Kaneko | 2001-06-12 |
| 6221455 | Multi-layer optical disc and recording/reproducing apparatus | Kotaro Kurokawa, Yuji Kuroda | 2001-04-24 |
| 6163660 | Image-forming machine equipped with an exchangeable developing unit | Masanobu Maeshima, Hiroshi Kubota, Shigeki Hayashi, Masahiro Hashizume | 2000-12-19 |
| 5972459 | Optical recording medium and optical disk apparatus | Osamu Kawakubo, Toshiyuki Kashiwagi, Masahiko Kaneko, Mitsuo Naito, Motohiro Furuki | 1999-10-26 |
| 5923639 | Phase-change optical recording medium having an additive related to the writing line speed | Osamu Kawakubo | 1999-07-13 |
| 5837956 | Method of fabricating high strength and high toughness large-diameter welded steel pipe | Takatoshi Okabe | 1998-11-17 |
| D395668 | Toner cartridge | — | 1998-06-30 |
| 5768221 | Method of and apparatus for initializing multi-layer optical recording medium | Yutaka Kasami, Atsushi Fukumoto, Shigeki Takagawa | 1998-06-16 |
| 5741603 | Optical disc | — | 1998-04-21 |
| 5657310 | Optical disc | — | 1997-08-12 |
| D370024 | Developing unit for a reprographic apparatus | Hiroki Morishita | 1996-05-21 |
| 5508786 | Image forming apparatus | Tadakazu Ogiri, Hiroki Morishita, Hiroyuki Ueda, Naoyuki Ishida, Shinichi Kotera +2 more | 1996-04-16 |
| 5508792 | Developing unit including a partition wall defining a non-agitation space in a developer container | Naoyuki Ishida, Tadakazu Ogiri, Hisayuki Tachibana | 1996-04-16 |