Issued Patents All Time
Showing 26–49 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8508184 | Coil unit, non-contact power transmission device, non-contact power reception device, non-contact power supply system, and vehicle | Shinji Ichikawa | 2013-08-13 |
| 8401450 | Pressing member and image heating member using the pressing member | Yuko Sekihara, Norio Hashimoto, Hiroaki Sakai, Kazuo Kishino, Masaaki Takahashi +1 more | 2013-03-19 |
| 8369763 | Image heating apparatus and pressure roller used for image heating apparatus | Norio Hashimoto, Hiroaki Sakai, Atsushi Iwasaki, Yuko Sekihara, Kazuo Kishino +2 more | 2013-02-05 |
| 8310108 | Non-contact electric power supplying equipment, non-contact electric power receiving device, and non-contact electric power supplying system | Takumi Inoue, Shinji Ichikawa | 2012-11-13 |
| 8224223 | Image heating apparatus and pressure roller used for image heating apparatus | Norio Hashimoto, Hiroaki Sakai, Atsushi Iwasaki, Yuko Sekihara, Kazuo Kishino +2 more | 2012-07-17 |
| 8125876 | Objective lens, optical pickup apparatus using the same, optical recording/reproduction apparatus using the same, and method of correcting aberration using the same | Motoo Aiba, Kiyoshi Toyota, Toyokazu Takahashi, Kouhei Anju, Kenichi Ogawa | 2012-02-28 |
| 8050064 | Semiconductor power conversion device | Hiromichi Kuno, Satoshi Hirose, Naoyoshi Takamatsu, Hiroya Tsuji, Kazuki Fukatsu | 2011-11-01 |
| 8005413 | Image heating apparatus and pressure roller used for image heating apparatus | Norio Hashimoto, Hiroaki Sakai, Atsushi Iwasaki, Yuko Sekihara, Kazuo Kishino +2 more | 2011-08-23 |
| 7974563 | Image heating apparatus and pressure roller therein having metal core and two elastic layers with different thermal conductivities | Hiroaki Sakai, Norio Hashimoto, Yuko Sekihara, Kazuo Kishino, Masaaki Takahashi +2 more | 2011-07-05 |
| 7426353 | Image forming apparatus with variable convey speed control between transfer device and fixing device | — | 2008-09-16 |
| 7321746 | Image heating apparatus and pressure roller used in the apparatus | Osamu Sotome, Tomoyuki Makihira, Shizuma Nishimura | 2008-01-22 |
| 7027763 | Image heating apparatus having flexible rotatable member | Akira Kato, Noriaki Tanaka, Yusuke Nakazono | 2006-04-11 |
| 6952553 | Image heating apparatus and pressure roller used for the apparatus | Yoji Tomoyuki, Yusuke Nakazono | 2005-10-04 |
| 6862259 | Optical lens, optical pickup apparatus, and optical disk apparatus using the same | Hiroyuki Ueda | 2005-03-01 |
| 6783707 | Lens, manufacturing method thereof, and optical pickup | Hiroyuki Ueda, Shinji Saito, Satoshi Kawakita | 2004-08-31 |
| 6734397 | Heater having at least one cycle path resistor and image heating apparatus therein | Akira Kato, Yoji Tomoyuki, Yusuke Nakazono, Kenichi Ogawa | 2004-05-11 |
| 6516166 | Image fixing apparatus | Shuji Moriya, Satoshi Nishida | 2003-02-04 |
| 6215591 | Lens manufacturing method thereof, and optical pickup | Hiroyuki Ueda, Shinji Saito, Satoshi Kawakita | 2001-04-10 |
| 5903129 | Method and apparatus for sensor-less control of permanent magnet synchronous motor | Tomoya Okuno, Hiroya Tsuji, Kazuyoshi Obayashi | 1999-05-11 |
| 5903128 | Sensorless control system and method of permanent magnet synchronous motor | Tomoya Okuno, Kazuyoshi Obayashi, Hiroya Tsuji | 1999-05-11 |
| 5726549 | Sensor-less control apparatus for permanent magnet synchronous motor | Tomoya Okuno, Hiroya Tsuji, Kazuyoshi Obayashi | 1998-03-10 |
| 4706195 | Speed control system for a motor vehicle | Yasuhisa Yoshino, Yoshiyuki Kago, Yoshio Shinoda | 1987-11-10 |
| 4689624 | Vehicle speedometer | Yoshiyuki Kago | 1987-08-25 |
| 4618948 | Apparatus for detecting obstructions behind vehicle | Shigeyuki Akita, Masao Kodera, Tsuyoshi Maeno | 1986-10-21 |