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Inventor

Osamu Sawamura

Inventor
Atsugi, JP

Overview

7→
Patents
1976–1993
Patent span
Physics
Primary field (CPC G)

Patents· 7 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G03Gprimary
G03GElectrography70%
G01VGeophysics10%
G03DApparatus for processing exposed photographic materials10%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%
PatentTitleYear
5,192,971'Image forming apparatus with image forming interruption capabilities'19934,816,868'Image forming apparatus'19894,314,754'Image forming apparatus'19824,204,728'Method and apparatus for color conversion'19804,016,529'Body detecting device'19773,999,851'Antijamming safety device for copying machine'19763,970,384'Safety device for photocopying machine'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1993Patents assigned to CANON KK (7)· patent assignee history
1976–1977Based in Yamato, JP· patent location history
1980–1993Based in Atsugi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CANON KK71976–1993
Locations
LocationPatentsSpan
Atsugi, JP41980–1993
Yamato, JP31976–1977