Inventor
Chinobu Sakai
Inventor
Tokyo, JP
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography90%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%
PatentTitleYear
6,205,300'Image forming apparatus for forming a more uniform image'20015,692,232'Electrophotographic apparatus that prevents toner from attaching to a contact member of a transfer device'19975,655,178'Electrophotographic apparatus having cleaning device and developing device configured to prevent toner leakage'19975,600,417'Developing device for electrophotographic apparatus'19975,537,192'Transfer roller and toner for electrophotographic apparatus'19965,488,462'Electrophotographic apparatus having developing device with seals for preventing toner leakage'19965,477,306'Detachable process unit for an electrophotographic device'19955,465,140'Developing device and image forming apparatus including an agitator having two springs wound in different directions around a rod'19955,412,364'Toner pack and development device for use in electrophotographic apparatus'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–2001Patents assigned to TOSHIBA KK (9)· patent assignee history
1995–1997Based in Tokyo, JP· patent location history
1997Patents assigned to TOKYO ELECTRIC CO LTD (1)· patent assignee history
2001Based in Kanagawa, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOSHIBA KK | 9 | 1995–2001 |
| TOKYO ELECTRIC CO LTD | 1 | 1997 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 8 | 1995–1997 |
| Kanagawa, JP | 1 | 2001 |