Inventor
Emi Kita
Inventor
Tokyo, JP
Overview
Patents· 46 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography80%
LOC1615%
F16CShafts2%
F16DCouplings for transmitting rotation2%
PatentTitleYear
D0931365Toner cartridge2021D0924319Toner cartridge202111,054,762Powder container, process cartridge, and image forming apparatus202110,871,729Powder container, powder supply device, and image forming apparatus including same202010,871,730Developer container, developer supply device, process cartridge, and image forming apparatus including a communication port in a partition2020D0896306Toner cartridge202010,606,187Powder container, powder supply device, and image forming apparatus including same202010,558,142Powder storage container and image forming apparatus202010,401,758Powder container, process cartridge, and image forming apparatus201910,254,680Powder container, process cartridge, and image forming apparatus201910,146,154Powder container, powder supply device, and image forming apparatus including same20189,835,977Powder container, powder supply device, and image forming apparatus including same20179,772,601'Image forming apparatus and process unit'20179,733,607'Toner conveyance device and image forming apparatus'20179,459,556'Powder container, powder supply device, and image forming apparatus including same'20169,146,497'Powder container, powder supply device, and image forming apparatus including same'20159,134,697'Powder container, powder supply assembly, and image forming apparatus in which a powder outlet faces in an opposite direction as an opening of a container body'20159,109,633'Driving force transmission mechanism and image forming apparatus'2015D0724655'Powder container'2015D0723099'Powder container'20158,923,726'Image forming apparatus incorporating developing device with first and second seals'20148,886,094'Toner supply device and image forming apparatus'20148,843,019'Development device and image forming apparatus incorporating same'20148,843,015'Imaging device, image forming apparatus, and process cartridge'2014D0712463'Powder container'20148,755,721'Powder container, powder supply assembly, and image forming apparatus in which a powder outlet faces in an opposite direction as an opening of a container body'2014D0698387'Powder container'20148,600,269'Powder container, powder supply assembly, and image forming apparatus in which a powder outlet faces in an opposite direction as an opening of a container body'20138,165,508'Developer loading method, loaded developer accommodating container, developer replenishment device, and image forming apparatus'20128,126,373'Toner supply device and image forming apparatus that prevents toner from being scattered from the device'20128,068,770'Toner cartridge, image forming apparatus, method of recycling toner cartridge'20118,064,807'Developer supply system and image forming apparatus incorporating same'20118,014,704'Developing agent storage device and image forming apparatus having same in which the chargeability level of the toner, storage device, and carrier have a specific relationship'20118,010,020'Developing device and image forming apparatus equipped with the same'20117,991,330'Developing unit including developer conveyance system having supply path, recovery path, and agitation path, process cartridge including developing unit, and image forming apparatus including process cartridge'20117,983,577'Image forming apparatus'20117,962,069'Toner container, image forming apparatus, method of recycling toner container'20117,937,027'Developing device and image forming apparatus'20117,577,379'Toner container, toner supply device and image forming apparatus'20097,515,855'Powder container having a lower part with a trapezoid-shaped cross-section'20097,389,071'Apparatuses for image forming capable of effectively conveying developer therefrom and a method of effectively forming a reinforcing member adhering to the apparatuses'20087,184,691'Toner container, toner supply device and image forming apparatus'20077,133,629'Image forming method and apparatus including as easy-to-handle large capacity toner container'20067,123,865'Toner conveying device for an image forming apparatus and toner replenishing device including the same'20066,882,817'Image forming method and apparatus including an easy-to-handle large capacity toner container'20056,819,897'Image forming apparatus for reducing a frequency of toner container exchange, and associated method of manufacture'2004Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2004–2009Patents assigned to RICOH KK (8)· patent assignee history
2004–2012Based in Tokyo, JP· patent location history
2011–2021Patents assigned to RICOH CO LTD (37)· patent assignee history
2011–2021Patents assigned to KITA EMI (29)· patent assignee history
2011–2015Patents assigned to OSHIKAWA YUKI (8)· patent assignee history
2013–2020Based in Kanagawa, JP· patent location history
2014–2017Patents assigned to NAKATAKE NAOKI (6)· patent assignee history
2014–2020Based in Osaka, JP· patent location history
2014–2021Based in Saitama-shi, JP· patent location history
2021Based in Yokohama-shi, Kanagawa, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| RICOH CO LTD | 37 | 2011–2021 |
| KITA EMIself | 29 | 2011–2021 |
| OSHIKAWA YUKI | 8 | 2011–2015 |
| RICOH KK | 8 | 2004–2009 |
| NAKATAKE NAOKI | 6 | 2014–2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 18 | 2004–2012 |
| Kanagawa, JP | 13 | 2013–2020 |
| Osaka, JP | 7 | 2014–2020 |
| Saitama-shi, JP | 6 | 2014–2021 |
| Yokohama-shi, Kanagawa, JP | 1 | 2021 |