Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7534999 | Quantum beam aided atomic force microscopy and quantum beam aided atomic force microscope | Shushi Suzuki, Wang-Jae Chun, Kiyotaka Asakura | 2009-05-19 |
| 5389486 | Electrophotographic toner | Tadayuki Kiyoyanagi, Junko Yoshioka, Shigeo Yamamura | 1995-02-14 |
| 5382490 | Electrophotographic toner | Shigeo Yamamura, Junko Yamamoto, Tadayuki Kiyoyanagi | 1995-01-17 |
| 5276381 | Organic electroluminescent device | Takeo Wakimoto, Ryuji Murayama, Hitoshi Nakada, Giichi Sato | 1994-01-04 |
| 5227252 | Electroluminescent device | Ryuji Murayama, Takeo Wakimoto, Hitoshi Nakada, Giichi Sato | 1993-07-13 |
| 4956333 | Heat-sensitive recording material | Kenichi Kawahara, Hiroaki Tsugawa, Hirofumi Iwamoto | 1990-09-11 |
| 4682192 | Heat-sensitive recording sheet | Hiroaki Tsugawa, Yukio Ishizaka, Hiroomi Hosoi | 1987-07-21 |