Inventor · disambiguated record
Takeshi Matsuki
Also filed as: MATSUKI TAKESHI
12 granted patents·13 pending applications·525 citations·filing 1974–2009
93Inventor score
Top patents by PatentIndex Score
25 records- 0194US7224820B2Electronic document, genuineness management method for print medium thereof, genuineness management system, program, and program recording mediumHITACHI LTD·Filed 2003·Granted May 29, 2007·85 cites·8 claims
- 0282US7526645B2Electronic document authenticity assurance method and electronic document disclosure systemHITACHI LTD·Filed 2004·Granted Apr 28, 2009·31 cites·9 claims
- 0382US6816969B2Digital signature generating method and digital signature verifying methodHITACHI LTD·Filed 2001·Granted Nov 9, 2004·41 cites·13 claims
- 0479US7694126B2Method and system for recovering the validity of cryptographically signed digital dataHITACHI LTD·Filed 2005·Granted Apr 6, 2010·7 cites·11 claims
- 0578US4229675AColor picture tube with internal funnel shaped magnetic shieldHITACHI LTD·Filed 1978·Granted Oct 21, 1980·19 cites·10 claims
- 0677US5315634AAutomatic trading method and apparatusHITACHI LTD·Filed 1990·Granted May 24, 1994·270 cites·41 claims
- 0775US7200682B2Time stamp generating systemHITACHI LTD·Filed 2002·Granted Apr 3, 2007·21 cites·8 claims
- 0874US7210043B2Trusted computer systemHITACHI LTD·Filed 2002·Granted Apr 24, 2007·21 cites·16 claims
- 0974US7134021B2Method and system for recovering the validity of cryptographically signed digital dataHITACHI LTD·Filed 2001·Granted Nov 7, 2006·16 cites·40 claims
- 1061US7131776B2Printed matter reliability decision methodHITACHI LTD·Filed 2004·Granted Nov 7, 2006·5 cites·12 claims
- 1159US7270261B2Print management systemHITACHI LTD·Filed 2004·Granted Sep 18, 2007·3 cites·8 claims
- 1259US2007239547A1Coupon ticket issuing systemHITACHI LTD·Filed 2007·Application pending·0 cites
- 1358US2003078839A1Coupon ticket issuing systemHITACHI LTD·Filed 2002·Application pending·0 cites
- 1455US2002082907A1Method for conducting a shareholders meeting with remote participation using a networkHITACHI LTD·Filed 2001·Application pending·0 cites
- 1554US2002111914A1Method for specifying product delivery destinationsFiled 2002·Application pending·0 cites
- 1653US2009193259A1Electronic document authenticity assurance method and electronic document disclosure systemHITACHI LTD·Filed 2009·Application pending·0 cites
- 1752US2002107736A1Electronic commerce advertising method and systemFiled 2001·Application pending·0 cites
- 1850US2002049670A1Electronic payment method and systemHITACHI LTD·Filed 2001·Application pending·0 cites
- 1942US2004255123A1Data embedding method and viewing confirmation methodFiled 2004·Application pending·0 cites
- 2041US2004123099A1Certificate, certificate issuing method and system and certificate verifying method and deviceFiled 2003·Application pending·0 cites
- 2141US2004123100A1Certificate issuing method and certificate verifying methodFiled 2003·Application pending·0 cites
- 2240US2004006697A1Authentication method and authentication systemFiled 2003·Application pending·0 cites
- 2339US2005206158A1Certificate issuing method and certificate verifying methodTOUCHSTONE RES LAB LTD·Filed 2005·Application pending·0 cites
- 2439US2002034305A1Method and system for issuing service and method and system for providing serviceFiled 2001·Application pending·0 cites
- 2537US3975730ARadar data selection equipmentNIPPON TELEGRAPH & TELEPHONE·Filed 1974·Granted Aug 17, 1976·6 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →