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Inventor

Toshio Ikuma

Inventor
Hamamatsu, JP

Overview

4→
Patents
1990–1996
Patent span
Electricity
Primary field (CPC H)

Patents· 4 as inventor

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

H01Jprimary
H01JElectric discharge tubes or discharge lamps60%
H04NPictorial communication, e.g. television40%
PatentTitleYear
5,557,166'Reflection-type photoelectronic surface and photomultiplier'19965,095,202'Proximity image intensifier'19924,980,772'Image pickup device incorporated with image intensifier tube'19904,974,090'Image pickup device incorporated with image intensifier tube'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–1996Patents assigned to HAMAMATSU PHOTONICS KK (4)· patent assignee history
1990Patents assigned to JAPAN BROADCASTING CORP (2)· patent assignee history
1990Based in Shizuoka, JP· patent location history
1992–1996Based in Hamamatsu, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HAMAMATSU PHOTONICS KK41990–1996
JAPAN BROADCASTING CORP21990
Locations
LocationPatentsSpan
Hamamatsu, JP21992–1996
Shizuoka, JP21990