Issued Patents All Time
Showing 25 most recent of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11669573 | Data management system | Yuzo Ishida, Nobuo Suga, Daisuke Shimizu | 2023-06-06 |
| 9691594 | Method for analysis of sample and apparatus therefor | Tadashi Arii, Koichi Matsushima | 2017-06-27 |
| 9530744 | Semiconductor device and method of manufacturing the same | Kiyoshi Oi | 2016-12-27 |
| 9026012 | Developer carrying member, process for its production, and developing assembly | Masayoshi Shimamura, Yasutaka Akashi, Takuma Matsuda, Minoru Ito, Kazuhito Wakabayashi +2 more | 2015-05-05 |
| 8792810 | Developer carrying member, process for its production, and developing assembly | Minoru Ito, Masayoshi Shimamura, Yasutaka Akashi, Takuma Matsuda, Kazuhito Wakabayashi +2 more | 2014-07-29 |
| 8628846 | Developer carrying member and developing unit | Kazuhito Wakabayashi, Masayoshi Shimamura, Yasutaka Akashi, Takuma Matsuda, Minoru Ito +2 more | 2014-01-14 |
| 8592779 | Ionizing device | Shigeki Matsuura, Yoshihiro Takata, Tadashi Arii | 2013-11-26 |
| 8546051 | Developer bearing member and process for producing same, development apparatus and development method | Masayoshi Shimamura, Yasutaka Akashi, Takuma Matsuda, Minoru Ito, Kazuhito Wakabayashi | 2013-10-01 |
| 8538303 | Developer carrying member, method for its production, and developing assembly | Takuma Matsuda, Masayoshi Shimamura, Yasutaka Akahashi, Minoru Ito, Kazuhito Wakabayashi +2 more | 2013-09-17 |
| 8377549 | Developer carrying member, and developing apparatus using same | Yoshiyuki Takayama, Masayoshi Shimamura, Yasutaka Akashi, Takuma Matsuda, Minoru Ito +1 more | 2013-02-19 |
| 8372570 | Developer carrying member, method for manufacturing same and developing apparatus | Takuma Matsuda, Masayoshi Shimamura, Yasutaka Akashi, Minoru Ito, Yoshiyuki Takayama +1 more | 2013-02-12 |
| 8298658 | Developer carrying member and developing assembly | Masayoshi Shimamura, Yasuhide Goseki, Yasutaka Akashi, Kazunori Saiki, Nene Dojo +1 more | 2012-10-30 |
| 8295745 | Developer carrying member and developing assembly | Takuma Matsuda, Masayoshi Shimamura, Yasutaka Akashi, Minoru Ito, Yoshiyuki Takayama +1 more | 2012-10-23 |
| 8059997 | Developer carrying member and developing apparatus | Masayoshi Shimamura, Yasutaka Akashi, Takuma Matsuda, Minoru Ito, Kazuhito Wakabayashi | 2011-11-15 |
| 8044343 | Gas analyzer | Tadashi Arii, Yoshihiro Takata, Shigeki Matsuura | 2011-10-25 |
| 7989761 | Gas analyzing method and gas analyzing apparatus | Tadashi Arii, Kyoji Matsumoto | 2011-08-02 |
| 7796926 | Developing apparatus and electrophotographic image-forming apparatus | Takuma Matsuda, Masayoshi Shimamura, Yasutaka Akashi, Minoru Ito, Kazuhito Wakabayashi +1 more | 2010-09-14 |
| 7727619 | Developer carrying member and developing apparatus | Naoki Okamoto, Yasuhide Goseki, Masayoshi Shimamura, Yasutaka Akashi, Kazunori Saiki +1 more | 2010-06-01 |
| 7585606 | Developer carrying member and developing method by using thereof | Masayoshi Shimamura, Kenji Fujishima, Naoki Okamoto, Yasutaka Akashi, Kazunori Saiki +1 more | 2009-09-08 |
| 7364791 | Developer carrying member and developing method by using thereof | Masayoshi Shimamura, Kenji Fujishima, Naoki Okamoto, Yasutaka Akashi, Kazunori Saiki +1 more | 2008-04-29 |
| 7361400 | Developer carrier, developing device using the developer carrier, and process cartridge using the developer carrier | Masayoshi Shimamura, Yasuhide Goseki, Yasutaka Akashi, Kenji Fujishima, Kazunori Saiki +1 more | 2008-04-22 |
| 7361442 | Developing method and developing assembly | Masayoshi Shimamura, Yusutaka Akashi, Kazunori Saiki, Nene Dojo, Minoru Ito +3 more | 2008-04-22 |
| 7223511 | Developer carrying member and developing method by using thereof | Masayoshi Shimamura, Kenji Fujishima, Naoki Okamoto, Yasutaka Akashi, Kazunori Saiki +1 more | 2007-05-29 |
| 6924076 | Developing assembly, process cartridge and image-forming method | Kazunori Saiki, Yasuhide Goseki, Masayoshi Shimamura, Yasutaka Akashi, Kenji Fujishima +1 more | 2005-08-02 |
| 6873816 | Developing assembly, process cartridge and image-forming method | Yasutaka Akashi, Yasuhide Goseki, Masayoshi Shimamura, Kenji Fujishima, Kazunori Saiki +1 more | 2005-03-29 |