Issued Patents All Time
Showing 26–50 of 110 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8817552 | Semiconductor memory device | Naoya Tokiwa | 2014-08-26 |
| 8792278 | Non-volatile memory semiconductor storage including contact plug | — | 2014-07-29 |
| 8755233 | Memory system | — | 2014-06-17 |
| 8655254 | Lubricant applicator, image forming apparatus, and method of mounting lubricant applicator | Yuji Arai, Ken Amemiya, Toshio Koike, Michiya Okamoto, Takuma Iwasaki +6 more | 2014-02-18 |
| 8644072 | Three dimensionally stacked memory and the isolation of memory cell layer | — | 2014-02-04 |
| 8612824 | Semiconductor memory device and controlling method | Kazumasa Yamamoto, Shinichi Kanno, Shigehiro Asano | 2013-12-17 |
| 8575590 | Nonvolatile semiconductor memory device | Koichi Muraoka | 2013-11-05 |
| 8575589 | Nonvolatile semiconductor memory device and method of manufacturing the same | Koichi Kubo, Hirofumi Inoue | 2013-11-05 |
| 8565661 | Cleaning device including cleaning mechanism having noise reduction mechanism and image forming apparatus incorporating same | Michiya Okamoto, Fumihito Itoh, Hiroshi Ono, Ken Amemiya, Masahiko Shakuto +4 more | 2013-10-22 |
| 8507889 | Nonvolatile semiconductor memory device comprising memory cell array having multilayer structure | — | 2013-08-13 |
| 8477542 | Semiconductor memory device | Naoya Tokiwa | 2013-07-02 |
| 8441040 | Semiconductor memory device | Yoichi Minemura | 2013-05-14 |
| 8391082 | Nonvolatile semiconductor memory device | Hirofumi Inoue | 2013-03-05 |
| 8369770 | Collection container, cleaning unit, and image forming apparatus capable of collecting waste toner efficiently | Michiya Okamoto, Fumihito Itoh, Hiroshi Ono, Ken Amemiya, Masahiko Shakuto +4 more | 2013-02-05 |
| 8363472 | Non-volatile semiconductor storage device including contact plug | — | 2013-01-29 |
| 8310873 | Non-volatile semiconductor memory device | Koki Ueno | 2012-11-13 |
| 8300444 | Nonvolatile semiconductor memory device | Koichi Kubo, Yasuyuki Fukuda | 2012-10-30 |
| 8274068 | Semiconductor integrated circuit device and method of fabricating the same | — | 2012-09-25 |
| 8259489 | Nonvolatile semiconductor memory device generating different write pulses to vary resistances | Hirofumi Inoue, Haruki Toda | 2012-09-04 |
| 8254823 | Waste toner storage unit and image forming apparatus using same | Shuji Tanaka, Nobuo Kuwabara, Hiroshi Ono, Ken Amemiya, Masahiko Shakuto +4 more | 2012-08-28 |
| 8222677 | Semiconductor memory device and method of manufacturing the same | Yasuyuki Baba | 2012-07-17 |
| 8204423 | Cleaning device with accumulation prevention, process cartridge, and image forming apparatus including same | Satoshi Hatori, Takaya Muraishi, Takeshi Shintani, Yasushi Akiba, Akio Kosuge +4 more | 2012-06-19 |
| 8185032 | Used toner collection device and image forming apparatus | Hiroshi Ono, Tokuya Ojimi, Shuji Tanaka, Ken Amemiya, Toshio Koike +4 more | 2012-05-22 |
| 8149609 | Nonvolatile semiconductor memory device | — | 2012-04-03 |
| 8090293 | Process cartridge and image forming apparatus employing same | Yuji Arai, Nobuo Kuwabara, Fumihito Itoh, Hiroshi Ono, Ken Amemiya +8 more | 2012-01-03 |