Inventor
Masaki Nojima
Inventor
Urawa, JP
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Nprimary
H04NPictorial communication, e.g. television40%
B41FPrinting machines or presses20%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices20%
G21KHandling of particles or ionising radiation not otherwise provided for20%
PatentTitleYear
4,717,954'Method and apparatus using a conversion table based on pre-printed color charts for determining half-tone dot percents required to reproduce the color of a color specimen'19884,701,622'Fluorescent screen having a variation in sensitivity and method of manufacturing the same'19874,485,413'Process and apparatus for converting a video frame into a set of color separation films'19844,339,769'Photography apparatus for television picture'1982Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982–1988Patents assigned to TOPPAN PRINTING CO LTD (3)· patent assignee history
1982–1988Based in Urawa, JP· patent location history
1984Patents assigned to TOPPAN PRINTING COMPANY LTD (1)· patent assignee history
1987Patents assigned to CANON KK (1)· patent assignee history
1987Patents assigned to KASEI OPTONIX (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOPPAN PRINTING CO LTD | 3 | 1982–1988 |
| CANON KK | 1 | 1987 |
| KASEI OPTONIX | 1 | 1987 |
| TOPPAN PRINTING COMPANY LTD | 1 | 1984 |
Locations
| Location | Patents | Span |
|---|---|---|
| Urawa, JP | 4 | 1982–1988 |