Inventor
Toshikazu Umeda
Inventor
Hachioji, JP
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B41Jprimary
B41JTypewriters20%
H04NPictorial communication, e.g. television20%
B41MPrinting, duplicating, marking, or copying processes10%
G02BOptical elements, systems or apparatus10%
G03CPhotosensitive materials for photographic purposes10%
G03DApparatus for processing exposed photographic materials10%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices10%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%
PatentTitleYear
6,812,951'Image recording method and apparatus with density control'20046,455,206'Image forming method, image forming apparatus and image recording material'20026,400,390'Image recording method and apparatus with a beam incident angle changing device'20024,862,196'Image recording apparatus'19894,775,896'Image recording apparatus'1988Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1988–2004Patents assigned to KONISHIROKU PHOTO IND (5)· patent assignee history
1988–2004Based in Hachioji, JP· patent location history
1989Based in Tokyo, JP· patent location history
2002Based in Hino, JP· patent location history
2002Based in Sayama, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KONISHIROKU PHOTO IND | 5 | 1988–2004 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hachioji, JP | 2 | 1988–2004 |
| Hino, JP | 1 | 2002 |
| Sayama, JP | 1 | 2002 |
| Tokyo, JP | 1 | 1989 |