Inventor · disambiguated record
Keiji Yuzawa
Also filed as: YUZAWA KEIJI
29 granted patents·3 pending applications·1,130 citations·filing 1982–2020
97Inventor score
Top patents by PatentIndex Score
32 records- 0194US6128009AProgram guide controllerSONY CORP·Filed 1997·Granted Oct 3, 2000·243 cites·6 claims
- 0294US6005601AApparatus for and method of controlling display of electronic program guideSONY CORP·Filed 1997·Granted Dec 21, 1999·231 cites·20 claims
- 0390US5886691ADisplay control method for display having buttons representing selectable voting items in which only marks assigned to selected items continue to be displayed upon selectionSONY CORP·Filed 1997·Granted Mar 23, 1999·164 cites·7 claims
- 0484US7454780B2Service providing system and methodSONY CORP·Filed 2003·Granted Nov 18, 2008·55 cites·11 claims
- 0581US7076150B2Information transmitting device and method, information terminal device and information terminal receiving method, digital broadcast receiving device and method, and output time calculating device and methodSONY CORP·Filed 2001·Granted Jul 11, 2006·22 cites·12 claims
- 0681US5301352ASatellite broadcast receiving system and change-over divider for use in sameSONY CORP·Filed 1992·Granted Apr 5, 1994·131 cites·3 claims
- 0777US8837442B2Wireless transmitter, wireless transmission method, wireless receiver and wireless reception methodINOUE HAJIME·Filed 2010·Granted Sep 16, 2014·7 cites·12 claims
- 0877US6549528B2Data transmission device, reception device, data transmission system, and data transmission methodSONY CORP·Filed 2001·Granted Apr 15, 2003·13 cites·39 claims
- 0977US4539882AAutomatic accompaniment generating apparatusCASIO COMPUTER CO LTD·Filed 1982·Granted Sep 10, 1985·33 cites·33 claims
- 1075US8418203B1Transmission method and receiving device of program guide information including a control signalNISHIO FUMIHIKO·Filed 2000·Granted Apr 9, 2013·19 cites·29 claims
- 1175US6792007B1Data transmission apparatus and method, data receiving apparatus and method, and data transmission and reception system and methodSONY CORP·Filed 1999·Granted Sep 14, 2004·59 cites·8 claims
- 1272US5565805AChange-over divider for use in satellite broadcast receiving systemSONY CORP·Filed 1995·Granted Oct 15, 1996·61 cites·2 claims
- 1370US7359620B2Information transmitting method, information processing method and apparatus, and information recording and reproducing method and apparatusSONY CORP·Filed 2001·Granted Apr 15, 2008·10 cites·14 claims
- 1468US7548555B2Data transmission apparatus and method, data receiving apparatus and method, and data transmission and reception system and methodSONY CORP·Filed 2004·Granted Jun 16, 2009·5 cites·5 claims
- 1563US11979594B2Transmitting/receiving device, method, and coding/decoding deviceSATURN LICENSING LLC·Filed 2020·Granted May 7, 2024·0 cites·15 claims
- 1663US7840644B2Information distribution system, information receiving apparatus, information list forming method, information deleting method, and information storing methodSONY CORP·Filed 2001·Granted Nov 23, 2010·5 cites·16 claims
- 1763US4624171AAuto-playing apparatusCASIO COMPUTER CO LTD·Filed 1986·Granted Nov 25, 1986·16 cites·9 claims
- 1862US10750199B2Transmitting/receiving device, method, and coding/decoding deviceSATURN LICENSING LLC·Filed 2018·Granted Aug 18, 2020·0 cites·14 claims
- 1961US8374195B2Data transmission apparatus and method, data receiving apparatus and method, and data transmission and reception system and methodSONY CORP·Filed 2009·Granted Feb 12, 2013·0 cites·17 claims
- 2060US7024684B2Digital signal receiver and digital signal display methodSONY CORP·Filed 2001·Granted Apr 4, 2006·4 cites·12 claims
- 2159US10250901B2Transmitting/receiving device, method, and coding/decoding deviceSATURN LICENSING LLC·Filed 2013·Granted Apr 2, 2019·0 cites·15 claims
- 2254US7996915B2Data transmission apparatus and method, data receiving apparatus and method, and data transmission and reception system and methodSONY CORP·Filed 2010·Granted Aug 9, 2011·0 cites·12 claims
- 2354US4633751AAutomatic performance apparatusCASIO COMPUTER CO LTD·Filed 1985·Granted Jan 6, 1987·18 cites·16 claims
- 2451US2005071871A1Content guide information processing apparatus, content guide information processing method and computer program thereofSONY CORP·Filed 2004·Application pending·0 cites
- 2550US8438599B2Content guide information processing apparatus, content guide information processing method and computer program thereofYUZAWA KEIJI·Filed 2008·Granted May 7, 2013·0 cites·19 claims
- 2650US5670902ASatellite broadcast receiving system and change-over divider for use in sameSONY CORP·Filed 1996·Granted Sep 23, 1997·17 cites·7 claims
- 2745US6363061B1Data transmission device, reception device, data transmission system, and data transmission methodSONY CORP·Filed 1998·Granted Mar 26, 2002·13 cites·6 claims
- 2844US2005289641A1Terminal device, providing server, electronic-information using method, electronic-information providing method, terminal-device program, providing-server program, mediating program and storage mediumSONY CORP·Filed 2004·Application pending·0 cites
- 2943US7146634B2Digital signal receiver and digital signal display methodSONY CORP·Filed 2001·Granted Dec 5, 2006·0 cites·20 claims
- 3042US10560424B2Apparatus and methodSONY CORP·Filed 2016·Granted Feb 11, 2020·0 cites·15 claims
- 3132US4843289ADigital control bus systemSONY CORP·Filed 1988·Granted Jun 27, 1989·4 cites·7 claims
- 3230US2004073945A1Data reception device and data reception methodFiled 1998·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →