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Inventor

Yoshio Hakamata

Inventor
Tokyo, JP

Overview

5→
Patents
1977–1980
Patent span
Physics
Primary field (CPC G)

Patents· 5 as inventor

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

G03Bprimary
G03BApparatus or arrangements for taking photographs or for projecting or viewing them38%
G03DApparatus for processing exposed photographic materials38%
G03CPhotosensitive materials for photographic purposes13%
Y10TTechnical subjects covered by former us classification13%
PatentTitleYear
4,192,594'Camera film processor'19804,119,952'Apparatus for monitoring photographic processing liquid'19784,076,412'Process for producing microfilm copies and apparatus therefor'19784,066,354'Microfilm apparatus'19784,064,677'Microfilm inserter'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1980Patents assigned to FUJI PHOTO FILM CO LTD (5)· patent assignee history
1977–1980Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUJI PHOTO FILM CO LTD51977–1980
Locations
LocationPatentsSpan
Tokyo, JP51977–1980