Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8105424 | Hydrogen permeation/separation thin membrane | Koichi Kita, Kiyoshi Aoki | 2012-01-31 |
| 8075670 | Hydrogen permeable module and usage thereof | Tsuyoshi Sasaki, Tomohiro Ueno, Toshiki Kabutomori, Kiyoshi Aoki | 2011-12-13 |
| 7846636 | Process for producing toner for electrophotography | — | 2010-12-07 |
| 7597842 | Hydrogen permeable alloy | Kiyoshi Aoki, Tsuyoshi Sasaki, Toshiki Kabutomori | 2009-10-06 |
| 7514036 | Hydrogen permeable alloy and method for producing the same | Kiyoshi Aoki, Tsuyoshi Sasaki, Toshiki Kabutomori | 2009-04-07 |
| 7468093 | Multiple phase alloys and metal membranes for hydrogen separation-purification and method for preparing the alloys and the metal membranes | Kiyoshi Aoki, Takeshi Matsuda | 2008-12-23 |
| 7390348 | Hydrogen permeation alloy and a method of manufacturing the same | Tsuyoshi Sasaki, Toshiki Kabutomori, Kiyoshi Aoki | 2008-06-24 |
| 6420662 | Wiring board | — | 2002-07-16 |
| 5812045 | Inverter transformer | Shigetoshi Watanabe, Minoru Nakano, Koji Ito | 1998-09-22 |
| 5588523 | Roller driving device | Shoji Hara, Takenori Yanai | 1996-12-31 |
| 4491382 | Resilient contact member of jack for use in conjunction with pin plug | — | 1985-01-01 |
| 4407924 | Toner complexes for developing electrostatic images | Hisashi Senshu, Yukihiko Ishida, Yoji Kawagishi | 1983-10-04 |
| 4404271 | Metal complexes for use in developers for electrostatic images, charge control function | Yoji Kawagishi, Yukihiko Ishida | 1983-09-13 |
| 4403027 | Toner complexes for developing electrostatic images | Yoji Kawagishi, Yukihiko Ishida | 1983-09-06 |
| 4266845 | Resilient contact member of jack for use in conjunction with a pin-plug | — | 1981-05-12 |
| 4196328 | Electric switch | — | 1980-04-01 |