Inventor

Yoshio Yasumoto

Inventor

Nara, JP

Overview

1982–1995

Patent span

Electricity

Primary field (CPC H)

Patents· 13 as inventor

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

H04Nprimary

H04NPictorial communication, e.g. television87%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%

PatentTitleYear

5,442,403'Wide-screen TV signal transmission apparatus'1995 5,276,507'Multiplex TV signal processing apparatus'1994 5,270,817'Television signal processing apparatus for separating an auxiliary signal from a letterbox signal'1993 5,142,353'Television signal processing apparatus'1992 5,103,295'Television signal processor for eliminating quality differences between portions of television images having different aspect ratios'1992 5,036,386'Television signal processing apparatus'1991 4,985,769'Multiplex TV signal processing apparatus'1991 4,944,032'Multiplex signal processing apparatus'1990 4,907,218'Multiplex signal processing apparatus'1990 4,882,614'Multiplex signal processing apparatus'1989 4,523,225'Image display apparatus'1985 4,337,479'Color resolution compensator'1982 4,316,215'System for improving reproduction of images in a color television receiver'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982–1995Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (13)· patent assignee history

1982–1985Based in Higashiosaka, JP· patent location history

1982Based in Osaka, JP· patent location history

1989–1995Based in Nara, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD	13	1982–1995

Locations

Location	Patents	Span
Nara, JP	10	1989–1995
Higashiosaka, JP	2	1982–1985
Osaka, JP	1	1982