Inventor · disambiguated record
Yasuhiko Nagai
Also filed as: NAGAI YASUHIKO
17 granted patents·10 pending applications·1,046 citations·filing 1989–2025
95Inventor score
Top patents by PatentIndex Score
27 records- 0191US7089581B1Security system design supporting methodHITACHI LTD·Filed 2000·Granted Aug 8, 2006·110 cites·3 claims
- 0289US5471399ANetwork management system and network status display methodHITACHI LTD·Filed 1992·Granted Nov 28, 1995·203 cites·11 claims
- 0387US5483631ACommunication network management system for displaying operation states of network elements on a remote display unitHITACHI LTD·Filed 1994·Granted Jan 9, 1996·181 cites·10 claims
- 0485US6636587B1Information reception processing method and computer-telephony integration systemHITACHI LTD·Filed 1998·Granted Oct 21, 2003·169 cites·20 claims
- 0585US6275977B1Application cooperation method and apparatusHITACHI LTD·Filed 1998·Granted Aug 14, 2001·131 cites·16 claims
- 0683US8877076B2Substrate treatment apparatus and substrate treatment methodDAINIPPON SCREEN MFG·Filed 2013·Granted Nov 4, 2014·5 cites·17 claims
- 0781US6971026B1Method and apparatus for evaluating security and method and apparatus for supporting the making of security countermeasureHITACHI LTD·Filed 2000·Granted Nov 29, 2005·53 cites·8 claims
- 0877US10032654B2Substrate treatment apparatusDAINIPPON SCREEN MFG·Filed 2014·Granted Jul 24, 2018·3 cites·11 claims
- 0975US7415728B2Information security policy evaluation system and method of controlling the sameHITACHI LTD·Filed 2004·Granted Aug 19, 2008·23 cites·12 claims
- 1074US7748041B2Tool, method, and program for supporting system security design/evaluationHITACHI LTD·Filed 2006·Granted Jun 29, 2010·9 cites·14 claims
- 1174US5586255ANetwork management operation system and network management operation methodFiled 1993·Granted Dec 17, 1996·81 cites·6 claims
- 1268US9403187B2Substrate processing method and substrate processing apparatusDAINIPPON SCREEN MFG·Filed 2014·Granted Aug 2, 2016·2 cites·7 claims
- 1365US2025100023A1Substrate processing device and substrate processing methodSCREEN HOLDINGS CO LTD·Filed 2024·Application pending·0 cites
- 1464US9340761B2Substrate processing method and substrate processing apparatusDAINIPPON SCREEN MFG·Filed 2014·Granted May 17, 2016·1 cites·6 claims
- 1563US2025114812A1Substrate processing apparatusSCREEN HOLDINGS CO LTD·Filed 2024·Application pending·0 cites
- 1659US2024359220A1Substrate treating apparatus and substrate treating methodSCREEN HOLDINGS CO LTD·Filed 2024·Application pending·0 cites
- 1759US2025375798A1Substrate processing method and substrate processing apparatusSCREEN HOLDINGS CO LTD·Filed 2025·Application pending·0 cites
- 1858US4969190AEncrypting system of dataHITACHI LTD·Filed 1989·Granted Nov 6, 1990·21 cites·13 claims
- 1950US12401678B2Computer system and analysis method for impact of security riskHITACHI LTD·Filed 2022·Granted Aug 26, 2025·0 cites·6 claims
- 2048US6347303B2System configuration proposal method and tool thereforHITACHI LTD·Filed 1998·Granted Feb 12, 2002·54 cites·35 claims
- 2145US9555452B2Substrate treatment method and substrate treatment apparatusDAINIPPON SCREEN MFG·Filed 2014·Granted Jan 31, 2017·0 cites·7 claims
- 2245US2016236241A1Substrate processing methodSCREEN HOLDINGS CO LTD·Filed 2016·Application pending·0 cites
- 2344US2004230822A1Security specification creation support device and method of security specification creation supportHITACHI LTD·Filed 2003·Application pending·0 cites
- 2442US2015072078A1Substrate treatment method and substrate treatment apparatusDAINIPPON SCREEN MFG·Filed 2014·Application pending·0 cites
- 2540US2001025346A1Security management system and security managing methodFiled 2001·Application pending·0 cites
- 2640US2001023486A1Security management system and security managing methodFiled 2001·Application pending·0 cites
- 2737US2002129255A1Digital signature or electronic seal authentication system and recognized mark management programFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →