LexDanaLexDanabeta
Inventor

Hirohumi Takei

Inventor
Tokyo, JP

Overview

4→
Patents
1992–1997
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.

H04Nprimary
H04NPictorial communication, e.g. television80%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light20%
PatentTitleYear
5,654,753'White balance correcting device for an image sensing apparatus'19975,351,080'Color temperature control by comparing chrominance signals with reference levels'19945,282,024'White balance correction device'19945,153,713'Color temperature information forming device'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–1997Patents assigned to CANON KK (4)· patent assignee history
1992–1997Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CANON KK41992–1997
Locations
LocationPatentsSpan
Tokyo, JP41992–1997