Inventor

Akihiro Shikakura

Inventor

Kawasaki, JP

Overview

38→

Patents

1989–2007

Patent span

Electricity

Primary field (CPC H)

Patents· 38 as inventor

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

H04Nprimary

H04NPictorial communication, e.g. television55%

G11BInformation storage based on relative movement between record carrier and transducer22%

H03MCoding16%

H03LAutomatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses2%

H04BTransmission2%

H04JMultiplex communication2%

H04LTransmission of digital information, e.g. telegraphic communication2%

PatentTitleYear

7,236,706'Free space optics communication apparatus and free space optics communication system'2007 6,473,879'Encoding device and decoding device suitable for dubbing'2002 6,304,990'Error correction and concealment technique'2001 6,219,157'Image coding apparatus'2001 6,108,379'Receiving apparatus for performing a filter process to selectively synthesize image signals to control image quality'2000 6,097,737'Method and apparatus for control of carrier frequency and modulation and for quantizing block data'2000 6,055,664'Encoding device and decoding device suitable for dubbing'2000 5,996,109'Error detection and correction device'1999 5,926,609'Image reproducing method and apparatus capable of skipping reproduction of collateral information during reproducing in a special mode'1999 5,809,041'Image processing apparatus and method for concealing errors by replacing only part of a block'1998 5,805,223'Image encoding apparatus having an intrapicture encoding mode and interpicture encoding mode'1998 5,805,302'Variable length encoding of image data'1998 5,790,265'Image coding/decoding method and apparatus'1998 5,717,705'Image processing apparatus'1998 5,703,648'Coding apparatus'1997 5,687,182'Error detection and correction device'1997 5,684,893'Image signal processing apparatus'1997 5,631,914'Error correcting apparatus'1997 5,614,958'Image processing apparatus which conceals image data in accordance with motion data'1997 5,600,374'Image encoding/decoding apparatus'1997 5,594,598'Information recording apparatus having variable compression ratio'1997 5,566,002'Image coding/decoding method and apparatus'1996 5,528,298'Image encoding apparatus'1996 5,502,570'Images reproducing method capable of skipping reproduction of collateral information during reproduction in a special mode'1996 5,452,007'Image encoding apparatus'1995 5,446,744'Image signal coding device'1995 5,333,013'Image encoding apparatus'1994 5,317,399'Image reproducing apparatus capable of freezing a displayed image'1994 5,303,245'Information signal processing method and apparatus'1994 5,251,029'Image encoding apparatus'1993 5,212,695'Error check or erro correction code coding device'1993 5,157,355'Phase-locked loop device having stability over wide frequency range'1992 5,101,274'Digital signal recording apparatus time-division multiplexing video and audio signals'1992 5,070,503'Digital information transmitting and receiving system'1991 5,068,855'Error correcting method and apparatus'1991 5,043,809'Encoding apparatus'1991 5,012,352'Digital signal recording apparatus time-division multiplexing video and audio signals'1991 4,885,637'Encoder'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–2007Patents assigned to CANON KK (38)· patent assignee history

1989–1997Based in Kanagawa, JP· patent location history

1991–1997Based in Atsugi, JP· patent location history

1991–1992Based in Yokohama, JP· patent location history

1993–2002Based in Kawasaki, JP· patent location history

2000Based in Utsunomiya, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CANON KK	38	1989–2007

Locations

Location	Patents	Span
Kawasaki, JP	25	1993–2002
Kanagawa, JP	4	1989–1997
Atsugi, JP	3	1991–1997
Utsunomiya, JP	2	2000
Yokohama, JP	2	1991–1992