Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12359300 | Method for producing ferroelectric film, ferroelectric film, and usage thereof | Hiroshi Funakubo, Takao Shimizu, Yoshiko Nakamura, Reijiro Shimura, Yu-ki Tashiro | 2025-07-15 |
| 12342547 | Non-volatile ferroelectric storage element and devices comprising them | Kuniyuki Kakushima, Hiroshi Funakubo, Shun-ichiro OHMI, Joel Molina Reyes, Ichiro Fujiwara +3 more | 2025-06-24 |
| 10663888 | Developer container, image forming unit, image forming apparatus, and developer container control method | — | 2020-05-26 |
| 10665431 | Processing method | Kazuyuki Tezuka, Kenichi Kato, Atsushi Sawachi, Takamichi Kikuchi | 2020-05-26 |
| 8999068 | Chamber cleaning method | Masanobu Honda, Hidetoshi Hanaoka, Taichi Hirano, Manabu Iwata, Taketoshi Okajo | 2015-04-07 |
| 7813681 | Contact pressure setting apparatus for an image forming apparatus | Junichi Ito, Shinichi Otani | 2010-10-12 |
| 7406276 | Contact pressure setting method and image forming apparatus | Junichi Ito, Shinichi Otani | 2008-07-29 |
| 7405162 | Etching method and computer-readable storage medium | Koji Maruyama, Yusuke Hirayama, Nozomi Hirai | 2008-07-29 |
| 7362992 | Developing unit and image forming apparatus | Yasushi Nakasone | 2008-04-22 |
| 7344652 | Plasma etching method | Kazuya Nagaseki, Hiroki Miyajima | 2008-03-18 |
| D546873 | Toner cartridge | Shinichi Otani, Tetsu Koyama, Masayuki Suzuki, Atsushi Kobayashi, Tetsuji Kojima +2 more | 2007-07-17 |
| 7141178 | Plasma etching method | Kazuya Nagaseki, Hiroki Miyajima | 2006-11-28 |
| D529076 | Image drum cartridge | Atsushi Kobayashi, Shigenori Koido, Masayuki Suzuki, Yasushi Nakasone, Tetsuji Kojima +2 more | 2006-09-26 |
| 7109123 | Silicon etching method | Kazuya Nagaseki, Kenji Yamamoto, Katsumi Horiguchi, Yahui Huang | 2006-09-19 |
| 7022616 | High speed silicon etching method | Kazuya Nagaseki, Itsuko Sakai, Tokuhisa Ohiwa | 2006-04-04 |
| 6801740 | Developing device and electrophotographic apparatus | Katsuyuki Ito, Takuya Goto, Kentaro Hasegawa | 2004-10-05 |
| 5651621 | Wire dot print head with print wires fixed to tip portions of armatures differentiated in resiliency | Hideaki Ishimizu, Toshiyuki Asaka, Yoichi Umezawa | 1997-07-29 |
| 5474391 | Print gap setting in an impact printer | Hirokazu Andou, Hideaki Ishimizu, Mitsuru Kishimoto, Yoichi Umezawa, Hiroshi Sakaino +1 more | 1995-12-12 |