Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8686106 | Polyamic acid solution composition having carbon black dispersed therein, process for production of semiconductive polyimide resin belt using the composition, and semiconductive polyimide resin belt | Akira Ichino, Takashi Kuraoka, Toru Murakami, Takeshige Nakayama | 2014-04-01 |
| 8506848 | Semielectroconductive polyimide resin belt and process for producing semielectroconductive polyimide resin belt | Akira Ichino, Takashi Kuraoka | 2013-08-13 |
| 8314204 | Endless tubular polyimide film | Takashi Kuraoka, Naoyuki Maruichi, Tsutomu Yoshida, Junya Kanetake, Toru Murakami | 2012-11-20 |
| 8303852 | Carbon black-dispersed polyamic acid solution composition, and process for producing semiconductive polyimide resin belt therewith | Takashi Kuraoka, Toru Murakami | 2012-11-06 |
| 8097693 | Endless tubular polyimide film | Takashi Kuraoka, Naoyuki Maruichi, Tsutomu Yoshida, Junya Kanetake, Toru Murakami | 2012-01-17 |
| 6303054 | Electrically-semiconductive poly(amic acid) liquid compositions and their use | Junya Kanetake, Tsutomu Yoshida, Tsuneo Miyamoto, Takashi Kuraoka | 2001-10-16 |
| 6217963 | Seamless tubular composite film and method for producing the same | Tsuneo Miyamoto, Junya Kanetake, Nobuaki Kobayashi, Takashi Kuraoka | 2001-04-17 |
| 6001440 | Heat-conductive polyimide films, process for their preparation and their use | Tsuneo Miyamoto, Takashi Kuraoka, Junya Kanetake, Nobuaki Kobayashi, Tetsuo Sadamitsu | 1999-12-14 |