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Inventor

Koji Ohgaki

Inventor
Saitama, JP

Overview

4→
Patents
1989–2006
Patent span
Physics
Primary field (CPC G)

Patents· 4 as inventor

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

G02Bprimary
G02BOptical elements, systems or apparatus50%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them50%
PatentTitleYear
7,012,760'Lens barrel'20066,915,063'Rod integrator manufacturing method and rod integrator'20054,810,087'Portable microfilm reader'19894,810,086'Portable microfilm reader'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989Patents assigned to FUJI PHOTO FILM CO LTD (2)· patent assignee history
1989–2006Based in Saitama, JP· patent location history
2005–2006Patents assigned to FUJINON CORP (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUJI PHOTO FILM CO LTD21989
FUJINON CORP22005–2006
Locations
LocationPatentsSpan
Saitama, JP41989–2006