Inventor · disambiguated record
Yoshio Kawakami
Also filed as: KAWAKAMI YOSHIO
43 granted patents·9 pending applications·477 citations·filing 1979–2013
98Inventor score
Files withPANASONIC CORP11TDK ELECTRONICS CO LTD7MCCROSSAN JOSEPH6FURUKAWA ELECTRIC CO LTD4MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4
Top patents by PatentIndex Score
52 records- 0197US4734666AMicrowave apparatus having coaxial waveguide partitioned by vacuum-tight dielectric plateTOSHIBA KK·Filed 1987·Granted Mar 29, 1988·132 cites·8 claims
- 0287US8037317B2Method for authenticating and executing a programPANASONIC CORP·Filed 2005·Granted Oct 11, 2011·11 cites·2 claims
- 0386US8016645B2Chamfering apparatus for chamfering glass substratesFURUKAWA ELECTRIC CO LTD·Filed 2010·Granted Sep 13, 2011·6 cites·1 claims
- 0485US7798889B2Chamfering apparatus for chamfering glass substratesFURUKAWA ELECTRIC CO LTD·Filed 2008·Granted Sep 21, 2010·10 cites·2 claims
- 0584US5935361AWeb splicing preparation method and apparatusFUJI PHOTO FILM CO LTD·Filed 1997·Granted Aug 10, 1999·34 cites·17 claims
- 0682US8002923B2Method of manufacturing glass substrateFURUKAWA ELECTRIC CO LTD·Filed 2008·Granted Aug 23, 2011·4 cites·20 claims
- 0782US4524108AMagnetic recording mediumTDK CORP·Filed 1983·Granted Jun 18, 1985·22 cites·1 claims
- 0881US8275234B2Recording medium, playback apparatus, method and programMCCROSSAN JOSEPH·Filed 2009·Granted Sep 25, 2012·2 cites·2 claims
- 0978US5479298AND filter and aperture device using the sameCANON DENSHI KK·Filed 1994·Granted Dec 26, 1995·51 cites·38 claims
- 1077US8397078B2Method for authenticating and executing a programKUSUDO TADAO·Filed 2011·Granted Mar 12, 2013·4 cites·7 claims
- 1176US4452863AMagnetic recording mediumTDK ELECTRONICS CO LTD·Filed 1982·Granted Jun 5, 1984·34 cites·4 claims
- 1275US8146128B2Download execution apparatusTANAKA MICHIKO·Filed 2006·Granted Mar 27, 2012·5 cites·45 claims
- 1374US8452165B2Recording medium, playback apparatus, method and programMCCROSSAN JOSEPH·Filed 2006·Granted May 28, 2013·1 cites·9 claims
- 1474US4422119ALeader tapeKAWAKAMI YOSHIO·Filed 1981·Granted Dec 20, 1983·19 cites·9 claims
- 1573US7806751B2Method of manufacturing disk substrateFURUKAWA ELECTRIC CO LTD·Filed 2008·Granted Oct 5, 2010·2 cites·6 claims
- 1672US8380042B2Reproduction device, reproduction method, and programPANASONIC CORP·Filed 2009·Granted Feb 19, 2013·3 cites·14 claims
- 1770US4423452AMagnetic recording mediumTDK ELECTRONICS CO LTD·Filed 1981·Granted Dec 27, 1983·14 cites·5 claims
- 1869US8280232B2Recording medium, playback apparatus, method and programMCCROSSAN JOSEPH·Filed 2009·Granted Oct 2, 2012·1 cites·4 claims
- 1968US4304807AMagnetic recording tapeTDK ELECTRONICS CO LTD·Filed 1979·Granted Dec 8, 1981·14 cites·6 claims
- 2067US8335424B2Recording medium, playback apparatus, method and programMCCROSSAN JOSEPH·Filed 2009·Granted Dec 18, 2012·0 cites·5 claims
- 2167US8301017B2Recording medium, playback apparatus, method and programMCCROSSAN JOSEPH·Filed 2009·Granted Oct 30, 2012·0 cites·2 claims
- 2266US8037456B2Program execution devicePANASONIC CORP·Filed 2005·Granted Oct 11, 2011·2 cites·33 claims
- 2362US6876434B2Motion picture reproducing middleware selecting/executing device and methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Apr 5, 2005·5 cites·19 claims
- 2461US8331773B2Recording medium, playback apparatus, method and programMCCROSSAN JOSEPH·Filed 2009·Granted Dec 11, 2012·0 cites·3 claims
- 2561US4368496AMagnetic headCANON KK·Filed 1981·Granted Jan 11, 1983·12 cites·7 claims
- 2658US9264757B2Service executing apparatusPANASONIC CORP·Filed 2013·Granted Feb 16, 2016·0 cites·2 claims
- 2757US7600045B2Information processorPANASONIC CORP·Filed 2003·Granted Oct 6, 2009·4 cites·7 claims
- 2857US5478416AMagnetic alloyCANON KK·Filed 1994·Granted Dec 26, 1995·12 cites·5 claims
- 2956US4363059AMagnetic tape cassetteTDK ELECTRONICS CO LTD·Filed 1980·Granted Dec 7, 1982·9 cites·2 claims
- 3055US2004088354A1Method for safely concluding network service contractHITACHI ELECTRONIC SERVICE CO·Filed 2003·Application pending·0 cites
- 3153US8379667B2Service executing apparatusPANASONIC CORP·Filed 2010·Granted Feb 19, 2013·0 cites·2 claims
- 3252US7894710B2Recording and reproduction apparatus and recording and reproduction methodPANASONIC CORP·Filed 2006·Granted Feb 22, 2011·0 cites·2 claims
- 3352US2011038616A1Reproduction apparatus and method of controlling a reproduction apparatusPANASONIC CORP·Filed 2009·Application pending·0 cites
- 3451US7760757B2Service executing apparatusPANASONIC CORP·Filed 2004·Granted Jul 20, 2010·0 cites·4 claims
- 3551US5567502AMagnetic recording medium having a magnetic layer containing abrasive particlesTDK CORP·Filed 1995·Granted Oct 22, 1996·19 cites·18 claims
- 3650US7654884B2Method of polishing end surfaces of a substrate for a recording medium by a grain flow processing methodSHOWA DENKO KK·Filed 2005·Granted Feb 2, 2010·0 cites·4 claims
- 3748US5575577ARecording apparatus having position detecting deviceCANON DENSHI KK·Filed 1994·Granted Nov 19, 1996·13 cites·47 claims
- 3848US2005120387A1Device and method of selecting and executing middleware for motion picture reproductionFiled 2004·Application pending·0 cites
- 3946US4376519ALubricant sheet for magnetic tape cassetteTDK ELECTRONICS CO LTD·Filed 1981·Granted Mar 15, 1983·9 cites·1 claims
- 4044US2007011357A1Recording and reproduction apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Application pending·0 cites
- 4143US2009044281A1Java conditional access apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Application pending·0 cites
- 4242US8571385B2Recording and reproduction apparatus and recording and reproduction methodKAWAKAMI YOSHIO·Filed 2011·Granted Oct 29, 2013·0 cites·2 claims
- 4342US2014078171A1Reproduction devicePANASONIC CORP·Filed 2013·Application pending·0 cites
- 4441US4413295AMagnetic headCANON DENSHI KK·Filed 1982·Granted Nov 1, 1983·5 cites·6 claims
- 4541US2007174356A1Program execution device, program execution method, and programMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Application pending·0 cites
- 4641US2011122740A1Simple resume reproduction device and simple resume reproduction methodPANASONIC CORP·Filed 2011·Application pending·0 cites
- 4740US6178385B1Method and apparatus for checking the wrapping state of a rollFUJI PHOTO FILM CO LTD·Filed 1998·Granted Jan 23, 2001·6 cites·10 claims
- 4840US2012254357A1Server, reproduction apparatus, and information reproduction systemKAWAKAMI YOSHIO·Filed 2012·Application pending·0 cites
- 4939US5887076AMethod of and apparatus for checking the wrapping state of a rollFUJI PHOTO FILM CO LTD·Filed 1996·Granted Mar 23, 1999·6 cites·9 claims
- 5035US4338367AMagnetic recording tapeTDK ELECTRONICS CO LTD·Filed 1980·Granted Jul 6, 1982·4 cites·5 claims
Showing the top 50 of 52 patent records by PatentIndex Score.
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