Inventor
Yukihiro Ishii
Inventor
Kanagawa, JP
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography53%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
Y10TTechnical subjects covered by former us classification13%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds7%
C09DCoating compositions, e.g. paints, varnishes or lacquers7%
H01BCables7%
PatentTitleYear
8,372,574'Method of producing electrostatic latent image developing toner'20135,925,893'Semiconductive member and production method thereof'19995,529,842'Charge roll for electrophotography'19965,188,929'Electrostatic image developing toner comprising complex compounds containing silicon'19935,037,717'Developer composition for electrophotography comprising fine particles'19914,943,505'Developer and toner composition produced by emulsion polymerization'19904,933,253'Electrophotographic developer comprising toner particles and acrylic polymer fine particles'19904,767,688'Charge controlling method and developers containing a charge-exchange control agent comprising organic boron compound'1988Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1988–2013Patents assigned to FUJI XEROX CO LTD (8)· patent assignee history
1988–1999Based in Kanagawa, JP· patent location history
1996–2013Based in Minami-ashigara, JP· patent location history
2013Patents assigned to ISHII YUKIHIRO (1)· patent assignee history
2013Patents assigned to KUBO TSUTOMU (1)· patent assignee history
2013Patents assigned to MAEHATA HIDEO (1)· patent assignee history
2013Patents assigned to MATSUMURA YASUO (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FUJI XEROX CO LTD | 8 | 1988–2013 |
| ISHII YUKIHIROself | 1 | 2013 |
| KUBO TSUTOMU | 1 | 2013 |
| MAEHATA HIDEO | 1 | 2013 |
| MATSUMURA YASUO | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kanagawa, JP | 6 | 1988–1999 |
| Minami-ashigara, JP | 2 | 1996–2013 |