Inventor
Seiko Naganuma
Inventor
Hachioji, JP
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography67%
H04NPictorial communication, e.g. television17%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests17%
PatentTitleYear
5,327,208'Color image forming apparatus with a multicolor detachable process unit'19945,287,161'Color image forming apparatus with a multicolor detachable process unit'19945,140,411'Image reading apparatus capable of discriminating between a chromatic and an achromatic portion of an image'19925,030,988'Color image forming apparatus'19914,993,829'Developing apparatus for an image forming apparatus'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991–1994Patents assigned to KONISHIROKU PHOTO IND (5)· patent assignee history
1991–1994Based in Hachioji, JP· patent location history
1992Based in Kokubunji, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KONISHIROKU PHOTO IND | 5 | 1991–1994 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hachioji, JP | 4 | 1991–1994 |
| Kokubunji, JP | 1 | 1992 |