Inventor
Shingo Sakashita
Inventor
Shizuoka, JP
Overview
Patents· 34 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography81%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds7%
C08LCompositions of macromolecular compounds7%
A61CDentistry2%
C08JWorking-up2%
PatentTitleYear
10,274,853Toner, developer, toner housing unit and image forming apparatus20199,989,869Toner, toner stored unit, and image forming apparatus20189,720,339'Toner, developer using the toner, image forming apparatus'20179,523,931'Toner, developer and image forming apparatus'20169,519,235'Toner, developer using the toner, image forming apparatus'20169,348,245'Toner, method for producing the toner, two-component developer, and image forming apparatus'20169,291,931'Electrostatic charge image developing toner'20169,201,365'Image forming apparatus'20159,152,084'Toner housing container and image forming apparatus'20159,134,638'Toner, developer using the toner, image forming apparatus'20159,086,647'Developing device that suppresses hysteresis'20159,069,288'Toner housing container and image forming apparatus'20158,895,217'Electrostatic image forming toner and developer'20148,883,385'Toner, development agent, and image forming apparatus using the same'20148,865,384'Electrophotographic toner, developer, and image forming apparatus'20148,865,383'Toner, toner set, developer, developer set, image forming apparatus, image forming method, and process cartridge'20148,859,179'Developer for electrophotography, image forming apparatus and process cartridge'20148,822,118'Toner, development agent, and image forming apparatus'20148,795,940'Toner and developer'20148,778,578'Toner set for electrophotography, and image forming method and apparatus'20148,691,486'Electrostatic image developing toner, developer, image forming apparatus, image forming method, and process cartridge'20148,679,714'Toner, developer, and image forming method'20148,663,888'Toner'20148,658,340'Toner, development agent, and image forming method'20148,632,932'Toner, color toner set, developer, process cartridge, and image forming method'20148,623,580'Toner, developer, image forming method and image forming apparatus'20148,603,713'Toner, and developer, toner cartridge, image forming apparatus, process cartridge and image forming method using the same'20138,603,718'Anisotropic magnetic material-dispersed resin carrier, electrophotographic developer, and developing device'20138,592,118'Toner, developer, image forming apparatus, and image forming method'20138,329,374'Carrier, production method thereof, developer and image forming method'20128,263,302'Carrier for electrophotography and two-component developer'20128,105,743'Fine organic silicone particle for latent electrostatic image developing toners, external additive for toners, toner for developing latent electrostatic image, and two-component developer'20128,084,181'Carrier and method for producing the same, developer and image forming method'20118,043,785'Carrier, method for producing the same, developer, and image forming method'2011Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2011–2019Patents assigned to RICOH CO LTD (34)· patent assignee history
2011–2019Patents assigned to SAKASHITA SHINGO (30)· patent assignee history
2011–2018Patents assigned to INOUE RYOTA (12)· patent assignee history
2011–2014Based in Numazu, JP· patent location history
2012–2014Patents assigned to SABU AKIYOSHI (9)· patent assignee history
2012–2019Based in Shizuoka, JP· patent location history
2013–2015Patents assigned to NAKAJIMA YUKIKO (11)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| RICOH CO LTD | 34 | 2011–2019 |
| SAKASHITA SHINGOself | 30 | 2011–2019 |
| INOUE RYOTA | 12 | 2011–2018 |
| NAKAJIMA YUKIKO | 11 | 2013–2015 |
| SABU AKIYOSHI | 9 | 2012–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Shizuoka, JP | 28 | 2012–2019 |
| Numazu, JP | 6 | 2011–2014 |