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Inventor

Masao Aizu

Inventor
Itabashi-ku, JP

Overview

2→
Patents
1990–1994
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

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

H04Nprimary
H04NPictorial communication, e.g. television100%
PatentTitleYear
5,278,640'Color modification utilizing two coefficients'19944,975,769'Apparatus for color modification adapted to represent the pictorial image'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990Patents assigned to DAI NIPPON INSATSU KAUSHIKI KA (1)· patent assignee history
1990–1994Based in Itabashi-ku, JP· patent location history
1994Patents assigned to DAINIPPON PRINTING CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DAI NIPPON INSATSU KAUSHIKI KA11990
DAINIPPON PRINTING CO LTD11994
Locations
LocationPatentsSpan
Itabashi-ku, JP21990–1994