Inventor
Junichi Terai
Inventor
Kanagawa, JP
Overview
Patents· 25 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography82%
B41JTypewriters4%
B60TVehicle brake control systems or parts thereof4%
F16CShafts4%
F16HGearing4%
G06FElectric digital data processing4%
PatentTitleYear
10,648,560Parking device20209,658,576'Developing device, and process cartridge and image forming apparatus incorporating same'20179,529,297'Developing device, process cartridge, and image forming apparatus including same'20169,507,313'Image forming apparatus with removable unit and a connectable device to connect to the removable unit'20169,395,652'Developing unit, process cartridge, and image forming apparatus'20169,360,816'Toner bottle driving device control method and image forming apparatus'20169,323,176'Powder supply device and image forming apparatus incorporating same'20168,554,119'Developing device, image forming apparatus, and process cartridge'20138,295,737'Developing device and image forming apparatus using same'20128,165,508'Developer loading method, loaded developer accommodating container, developer replenishment device, and image forming apparatus'20128,145,101'Developing device, image forming apparatus and process cartridge in which a shock is applied intermittently to the discharged developer'20128,126,373'Toner supply device and image forming apparatus that prevents toner from being scattered from the device'20128,032,055'Developing device, process cartridge including developing device, and image forming apparatus including process cartridge'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'20117,937,027'Developing device and image forming apparatus'20117,543,137'Information processing device and information processing method'20097,289,755'Development apparatus, process cartridge, and image forming apparatus'20077,043,182'Developer regulating member, developing device, electrophotographic image forming process cartridge, and image forming apparatus including the developer regulating member'20066,985,165'Toner scattering suppressing apparatus and image forming apparatus'20066,757,510'Developing device and image forming apparatus using the same'20046,681,092'Developer carrier having grooves on surface thereof, developing device including the developer carrier, and image forming apparatus including the developing device'20046,522,855'Image forming apparatus and developing apparatus preventing uneven image density'20036,337,957'Image forming apparatus and developing device with improved self toner density control'20025,848,326'Toner conveying method and device for an image forming apparatus'19985,051,760'Direct image recording apparatus using toner'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991–2007Patents assigned to RICOH KK (9)· patent assignee history
1998–2006Based in Yokohama, JP· patent location history
2007–2017Based in Kanagawa, JP· patent location history
2009Based in Takatsuki, JP· patent location history
2011–2017Patents assigned to RICOH CO LTD (14)· patent assignee history
2011–2012Based in Isehara, JP· patent location history
2012–2017Patents assigned to TERAI JUNICHI (11)· patent assignee history
2016–2017Patents assigned to KIKUCHI HIROSHI (6)· patent assignee history
2016–2017Patents assigned to KIMURA HIDEKI (6)· patent assignee history
2020Based in Toyota, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| RICOH CO LTD | 14 | 2011–2017 |
| TERAI JUNICHIself | 11 | 2012–2017 |
| RICOH KK | 9 | 1991–2007 |
| KIKUCHI HIROSHI | 6 | 2016–2017 |
| KIMURA HIDEKI | 6 | 2016–2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kanagawa, JP | 12 | 2007–2017 |
| Yokohama, JP | 7 | 1998–2006 |
| Isehara, JP | 3 | 2011–2012 |
| Toyota, JP | 1 | 2020 |
| Takatsuki, JP | 1 | 2009 |