Inventor

Kunio Sekimoto

Inventor

Katano, JP

Overview

23→

Patents

1976–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 23 as inventor

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

H04Nprimary

H04NPictorial communication, e.g. television47%

G09GArrangements or circuits for control of indicating devices using static means to present variable information23%

G11BInformation storage based on relative movement between record carrier and transducer13%

C12MApparatus for enzymology or microbiology3%

C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms3%

G01NInvestigating or analysing materials by determining their chemical or physical properties3%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein3%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%

PatentTitleYear

11,119,027Microbial particle counting system and microbial particle counting method2021 7,839,357'Image display apparatus for writing display information with reduced electric consumption'2010 7,432,881'Image display apparatus for writing display information with reduced electric consumption'2008 6,924,824'Active matrix display device and method of driving the same'2005 6,903,732'Image display device'2005 6,791,515'Image display apparatus for writing display information with reduced electric consumption'2004 6,456,302'Image display apparatus and image evaluation apparatus'2002 6,310,588'Image display apparatus and image evaluation apparatus'2001 5,497,199'Apparatus for processing progressive scanning video signal comprising progressive to interlaced signal converter and interlaced to progressive signal converter'1996 5,418,653'Magnetic reproducing apparatus and magnetic recording and reproducing apparatus with editing function'1995 5,388,007'Apparatus for recording and reproducing signals which provides guard bands between sets of recording tracks to improve editing'1995 5,327,295'Magnetic reproducing apparatus and magnetic recording apparatus with editing function'1994 5,200,812'Sampling frequency down-converting apparatus'1993 4,920,425'Video signal recording and reproducing apparatus'1990 4,811,121'Magnetic recording and reproducing system using preceding and lagging groups of rotary heads to permit coincident timing for reproduced video and audio signals'1989 4,809,084'Apparatus for processing video signal'1989 4,769,704'Synchronization signal generator'1988 4,737,861'System for recording component signals and reproducing a composite video signal and component signals including adding color burst to the luminance component'1988 4,672,470'Video signal recording and reproducing apparatus'1987 4,425,585'Video tape recorder immune to third-order distortion noise'1984 4,400,741'Video tape recorder with inter-channel switching circuit for special modes of reproduction'1983 4,399,472'Phase difference compensation between separately recorded luminance and chrominance signals'1983 3,953,882'System for recording and reproducing a color television signal'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–2008Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (21)· patent assignee history

1976Based in Daito, JP· patent location history

1983–2008Based in Katano, JP· patent location history

1989–2010Based in Osaka, JP· patent location history

1994–1995Patents assigned to JAPAN BROADCASTING CORP (2)· patent assignee history

2010Patents assigned to PANASONIC CORP (1)· patent assignee history

2021Patents assigned to RION CO (1)· patent assignee history

2021Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD	21	1976–2008
JAPAN BROADCASTING CORP	2	1994–1995
PANASONIC CORP	1	2010
RION CO	1	2021

Locations

Location	Patents	Span
Katano, JP	18	1983–2008
Osaka, JP	3	1989–2010
Tokyo, JP	1	2021
Daito, JP	1	1976