Inventor · disambiguated record
Katsumi Otsuka
Also filed as: OTSUKA KATSUMI
27 granted patents·6 pending applications·294 citations·filing 1975–2014
96Inventor score
Top patents by PatentIndex Score
33 records- 0193US7898445B2Entropy coding apparatusCANON KK·Filed 2007·Granted Mar 1, 2011·22 cites·4 claims
- 0292US7894532B2Variable-length encoding apparatus and methodCANON KK·Filed 2005·Granted Feb 22, 2011·21 cites·10 claims
- 0387US6603413B2Variable-length decoding apparatus and methodCANON KK·Filed 2002·Granted Aug 5, 2003·40 cites·21 claims
- 0486US7528749B2Decoding apparatus and decoding methodCANON KK·Filed 2007·Granted May 5, 2009·18 cites·5 claims
- 0586US6993202B2Decoding apparatus, method, and storage medium for inputting and decoding variable-length coded dataCANON KK·Filed 2002·Granted Jan 31, 2006·33 cites·19 claims
- 0677US9372714B2Information terminal apparatus and method for switching control of a user interface between concurrently executing operating systemsHARA YASUSHI·Filed 2012·Granted Jun 21, 2016·5 cites·8 claims
- 0775US7218677B2Variable-length encoding apparatus and methodCANON KK·Filed 2003·Granted May 15, 2007·13 cites·6 claims
- 0872US6947602B2Image processing method, apparatus, and storage mediumCANON KK·Filed 2001·Granted Sep 20, 2005·12 cites·8 claims
- 0971US7375661B2Image coding apparatus, variable-length coding apparatus, control apparatus and method therofCANON KK·Filed 2002·Granted May 20, 2008·10 cites·8 claims
- 1069US7224844B2Entropy coding apparatusCANON KK·Filed 2003·Granted May 29, 2007·14 cites·12 claims
- 1168US4065215AWriting instrumentTOPLAN MFG INC·Filed 1976·Granted Dec 27, 1977·21 cites·4 claims
- 1267US7495588B2Decoding apparatus and decoding methodCANON KK·Filed 2007·Granted Feb 24, 2009·6 cites·15 claims
- 1366US9304143B2Operating movement detection device, operating movement detection method, and programFUJITSU LTD·Filed 2013·Granted Apr 5, 2016·2 cites·12 claims
- 1465US7218788B2Image coder/decoder, image coding/decoding method, and storage mediumCANON KK·Filed 2002·Granted May 15, 2007·12 cites·3 claims
- 1561US8515402B2Mobile terminal device, communication system, communication program, and control methodHARA YASUSHI·Filed 2012·Granted Aug 20, 2013·1 cites·14 claims
- 1657US6937170B2Variable-length decoding apparatus and method, computer program, and computer-readable storage mediumCANON KK·Filed 2004·Granted Aug 30, 2005·9 cites·7 claims
- 1757US4097841ABraking fluid pressure fault alarm deviceTOYOTA MOTOR CO LTD·Filed 1976·Granted Jun 27, 1978·8 cites·5 claims
- 1855US2004133527A1Estimation system, estimation method, and program for harness processingFiled 2003·Application pending·0 cites
- 1954US4362683AApparatus and method for producing a continuous nib rod for a writing instrumentTEIBOW CO LTD·Filed 1981·Granted Dec 7, 1982·14 cites·5 claims
- 2052US9024855B2Information processing apparatus and display control methodFUJITSU LTD·Filed 2013·Granted May 5, 2015·0 cites·6 claims
- 2152US6731820B2Image filter circuit and image filtering methodCANON KK·Filed 2001·Granted May 4, 2004·4 cites·16 claims
- 2248US4842433APen tip structureTEIBOW CO LTD·Filed 1986·Granted Jun 27, 1989·11 cites·22 claims
- 2348US2005123038A1Moving image encoding apparatus and moving image encoding method, program, and storage mediumCANON KK·Filed 2004·Application pending·0 cites
- 2446US8774268B2Moving image encoding apparatus and method for controlling the sameOTSUKA KATSUMI·Filed 2008·Granted Jul 8, 2014·0 cites·7 claims
- 2546US2014025860A1Information apparatus, method for switching screen, and computer-readable recording medium having stored therein screen switch programFUJITSU LTD·Filed 2013·Application pending·0 cites
- 2645US9179525B2Terminal apparatus, backlight control method, and backlight control programFUJITSU LTD·Filed 2013·Granted Nov 3, 2015·0 cites·5 claims
- 2745US8792562B2Moving image encoding apparatus and method for controlling the sameOTSUKA KATSUMI·Filed 2008·Granted Jul 29, 2014·0 cites·9 claims
- 2845US4072430AWriting instrumentTEIBOW CO LTD·Filed 1975·Granted Feb 7, 1978·8 cites·11 claims
- 2944US4795286APen tip structureTEIBOW CO LTD·Filed 1985·Granted Jan 3, 1989·10 cites·16 claims
- 3044US2014161011A1Communication apparatus, communication method, and computer productFUJITSU LTD·Filed 2014·Application pending·0 cites
- 3143US9066349B2Wireless communication device, wireless communication method and communication control programHARA YASUSHI·Filed 2011·Granted Jun 23, 2015·0 cites·6 claims
- 3243US2013322316A1Wireless communication apparatus and wireless communication methodFUJITSU LTD·Filed 2013·Application pending·0 cites
- 3334US2012236825A1Communication terminal device, handover control method, and recording medium for handover control programOTSUKA KATSUMI·Filed 2012·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Katsumi Otsuka files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →