Issued Patents All Time
Showing 26–50 of 87 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10175607 | Developer container including a convex portion, a rotator, and a recess | Naoki Nakatake, Yoshiyuki Shimizu, Shoh Tsuritani, Manabu Hamada, Masato Tsuji +1 more | 2019-01-08 |
| 9804198 | Alloy material, contact probe, and connection terminal | Teruo Anraku, Masayuki Ainoya, Kotaro Toyotake, Tomoyuki Minami, Noritoshi Takamura +1 more | 2017-10-31 |
| 9695158 | Dibenzo[f,h]quinoxaline derivative, method of synthesizing the same, light-emitting element, light-emitting device, electronic appliance, and lighting device | Hideko Inoue, Satoshi Seo, Hayato YAMAWAKI, Yasushi Kitano | 2017-07-04 |
| 9696657 | Developer container, developing device, process unit, and image forming apparatus | Naoki Nakatake, Yoshiyuki Shimizu, Shoh Tsuritani, Manabu Hamada, Masato Tsuji +1 more | 2017-07-04 |
| 9658574 | Powder container, developing device, process unit, and image forming apparatus | Shoh Tsuritani, Yoshiyuki Shimizu, Masato Tsuji, Akinori Harada, Kyoko Abe | 2017-05-23 |
| 9586909 | Compound of synthetic intermediate | Hideko Inoue, Miki Kanamoto | 2017-03-07 |
| 9366996 | Sealing structure, developing device, cleaning device, process unit, and image forming apparatus | Akinori Harada, Hiroshi Fujiwara | 2016-06-14 |
| 9335663 | Seal, cleaning unit with seal, transfer unit with seal, developing unit with seal, process cartridge with seal, image forming apparatus with seal, and image forming method | Kyoko Abe, Takahiro Sanada, Yuji Nagatomo | 2016-05-10 |
| 9280130 | Developer container, developing device, process unit, and image forming apparatus | Naoki Nakatake, Yoshiyuki Shimizu, Shoh Tsuritani, Manabu Hamada, Masato Tsuji +1 more | 2016-03-08 |
| 9239565 | Powder container, developing unit, process unit, and image forming apparatus incorporating same | Shoh Tsuritani, Yoshiyuki Shimizu, Manabu Hamada, Masato Tsuji | 2016-01-19 |
| 9231217 | Synthesis method of organometallic complex, synthesis method of pyrazine derivative, 5,6-diaryl-2-pyrazyl triflate, light-emitting element, light-emitting device, electronic device, and lighting device | Hideko Inoue, Miki Kanamoto | 2016-01-05 |
| 9201341 | Developer container, developing device, processing unit, image forming device, and method of manufacturing developer container | Shoh Tsuritani, Naoki Nakatake, Manabu Hamada | 2015-12-01 |
| 9176419 | Developer container, developing device, process unit, and image forming apparatus | Naoki Nakatake, Yoshiyuki Shimizu, Shoh Tsuritani, Manabu Hamada, Masato Tsuji +1 more | 2015-11-03 |
| 9159934 | Organic material, light-emitting element, light-emitting device, electronic appliance, and lighting device | Hideko Inoue, Yasushi Kitano, Takao Hamada, Satoshi Seo, Hiroki Suzuki | 2015-10-13 |
| 9141028 | Image forming apparatus and developer container, developing device, process unit, and replaceable unit therefor | Shoh Tsuritani, Manabu Hamada, Yoshiyuki Shimizu | 2015-09-22 |
| 9069284 | Image forming apparatus and powder transport unit | Yoshiyuki Shimizu, Shoh Tsuritani, Manabu Hamada, Masato Tsuji, Masanari Fujita +1 more | 2015-06-30 |
| 9042745 | Developer amount detector, image forming apparatus incorporating same, and positioning structure for positioning unit within image forming apparatus | Tomofumi Yoshida, Yoshiyuki Shimizu | 2015-05-26 |
| D724655 | Powder container | Sho Tsuritani, Yoshiyuki Shimizu, Emi Kita, Manabu Hamada, Masato Tsuji +1 more | 2015-03-17 |
| D723099 | Powder container | Sho Tsuritani, Yoshiyuki Shimizu, Emi Kita, Manabu Hamada, Masato Tsuji +1 more | 2015-02-24 |
| 8903283 | Shutter assembly, powder container, cleaning device, and image forming apparatus | Manabu Hamada, Masanari Fujita, Masato Tsuji, Yoshiyuki Shimizu, Shoh Tsuritani | 2014-12-02 |
| 8892007 | Image forming apparatus, toner supplying method, and computer program product | Toshiaki Takane, Naoki Nakatake | 2014-11-18 |
| 8861991 | Developer amount detector, and developer container, development device, and image forming apparatus incorporating same | Naoki Nakatake, Hirobumi Ooyoshi, Tomofumi Yoshida, Yoshiyuki Shimizu, Manabu Hamada +1 more | 2014-10-14 |
| D712463 | Powder container | Sho Tsuritani, Yoshiyuki Shimizu, Emi Kita, Manabu Hamada, Masato Tsuji +1 more | 2014-09-02 |
| 8811859 | Developer container, development device, process unit, and image forming apparatus | Shoh Tsuritani, Masanari Fujita, Yoshiyuki Shimizu, Naoki Nakatake | 2014-08-19 |
| 8805222 | Image developing device, process cartridge including image developing device, and image forming device including image developing device | Naoki Nakatake, Shoh Tsuritani, Yuji Nagatomo, Yasuhide Matsuno, Hiroaki Katoh +7 more | 2014-08-12 |