Inventor
Kazuaki Nagaoka
Inventor
Susono, JP
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography78%
Y10TTechnical subjects covered by former us classification22%
PatentTitleYear
10,831,126Developing roller having crown-shaped electro-conductive layer with outer surface providing electrically insulating first regions adjacent to second regions having higher conductivity202010,831,127Developing member, electrophotographic process cartridge, and electrophotographic image forming apparatus202010,712,684Developing roller, electrophotographic process cartridge and electrophotographic image forming apparatus202010,705,449Developing member, electrophotographic process cartridge, and electrophotographic image forming apparatus202010,678,161Electrophotographic member having elastic layer with elastic modulus of 0.5 to 3.0 MPA and coating layer with elastic modulus of 5.0 to 100 MPA202010,571,825Electrophotographic member, electrophotographic process cartridge and electrophotographic image forming apparatus20209,846,407Developing member, process cartridge and electrophotographic image forming apparatus20179,625,854'Developer carrying member, electrophotographic process cartridge, and electrophotographic image forming apparatus'20179,164,416'Conductive member, electrophotographic process cartridge, and electrophotographic apparatus'20158,745,870'Regenerated elastic roller manufacturing process, regenerated elastic roller, electropohotographic process cartridge, and electropohotographic image forming apparatus'20148,176,632'Regenerated elastic roller manufacturing process, regenerated elastic roller, electrophotographic process cartridge, and electrophotographic image forming apparatus'20127,881,646'Developing roller and manufacturing method thereof, process cartridge and electrophotographic image forming apparatus'20117,797,833'Developing roller and method of producing the roller, process cartridge, and electrophotographic image-forming apparatus'20107,727,134'Developing roller, process for its production, developing assembly and image forming apparatus'2010Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2010–2020Patents assigned to CANON KK (13)· patent assignee history
2010–2020Based in Susono, JP· patent location history
2012–2015Patents assigned to NAGAOKA KAZUAKI (3)· patent assignee history
2012–2014Patents assigned to KAWAMURA KUNIMASA (2)· patent assignee history
2012–2014Patents assigned to WATANABE MASAHIRO (2)· patent assignee history
2014Based in Sunono, JP· patent location history
2015Patents assigned to ATA YOSUKE (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CANON KK | 13 | 2010–2020 |
| NAGAOKA KAZUAKIself | 3 | 2012–2015 |
| KAWAMURA KUNIMASA | 2 | 2012–2014 |
| WATANABE MASAHIRO | 2 | 2012–2014 |
| ATA YOSUKE | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Susono, JP | 13 | 2010–2020 |
| Sunono, JP | 1 | 2014 |