Assignee
FURUKAWA JUN
JP·25 granted patents·1 pending application·71 citations·filing 2005–2012
Top patents by PatentIndex Score
26 records- 0190US9037846B2Encoded database management system, client and server, natural joining method and programFURUKAWA JUN·Filed 2011·Granted May 19, 2015·15 cites·12 claims
- 0286US9812703B2Electrode and electrical storage device for lead-acid systemFURUKAWA JUN·Filed 2011·Granted Nov 7, 2017·6 cites·35 claims
- 0384US8448719B2Key exchange deviceFURUKAWA JUN·Filed 2008·Granted May 28, 2013·12 cites·3 claims
- 0483US8771871B2Lead storage battery and manufacturing method of the sameFURUKAWA JUN·Filed 2005·Granted Jul 8, 2014·6 cites·11 claims
- 0582US9021259B2Encrypted database system, client terminal, encrypted database server, natural joining method, and programFURUKAWA JUN·Filed 2011·Granted Apr 28, 2015·7 cites·9 claims
- 0680US8583932B2Signature device, signature verification device, anonymous authetication system, signing method, signature authentication method, and programs thereforFURUKAWA JUN·Filed 2010·Granted Nov 12, 2013·6 cites·16 claims
- 0775US8795432B2Apparatus for pulling silicon single crystalFURUKAWA JUN·Filed 2007·Granted Aug 5, 2014·2 cites·2 claims
- 0872US9602278B2Encryption device, cipher-text comparison system, cipher-text comparison method, and cipher-text comparison programFURUKAWA JUN·Filed 2012·Granted Mar 21, 2017·3 cites·11 claims
- 0971US8223973B2Mix-net systemFURUKAWA JUN·Filed 2010·Granted Jul 17, 2012·2 cites·4 claims
- 1067US9147079B2Encrypted database system, client terminal, encrypted database server, natural joining method, and programFURUKAWA JUN·Filed 2011·Granted Sep 29, 2015·2 cites·10 claims
- 1164US8891769B2Name encryption device, pseudonymization device, name encryption method, and pseudonymization methodFURUKAWA JUN·Filed 2009·Granted Nov 18, 2014·2 cites·10 claims
- 1263US8495362B2Signature systemsFURUKAWA JUN·Filed 2009·Granted Jul 23, 2013·2 cites·7 claims
- 1362US8270613B2System for disabling unauthorized person, encryption device, encryption method, and programFURUKAWA JUN·Filed 2007·Granted Sep 18, 2012·2 cites·13 claims
- 1459US8594332B2Key generating apparatus, encrypting apparatus and decrypting appatatusFURUKAWA JUN·Filed 2008·Granted Nov 26, 2013·1 cites·8 claims
- 1559US8468346B2Data reference system, database presentation/distribution system, and data reference methodFURUKAWA JUN·Filed 2009·Granted Jun 18, 2013·1 cites·7 claims
- 1659US8340284B2Key generation device, key derivation device, encryption device, decryption device, method and programFURUKAWA JUN·Filed 2008·Granted Dec 25, 2012·1 cites·24 claims
- 1758US8074067B2Member certificate acquiring device, member certificate issuing device, group signing device, and group signature verifying deviceFURUKAWA JUN·Filed 2006·Granted Dec 6, 2011·1 cites·9 claims
- 1856US9093713B2Method for producing lead-base alloy grid for lead-acid batteryFURUKAWA JUN·Filed 2009·Granted Jul 28, 2015·0 cites·3 claims
- 1953US8583925B2Mix-net systemFURUKAWA JUN·Filed 2012·Granted Nov 12, 2013·0 cites·4 claims
- 2053US8553889B2Mix-net systemFURUKAWA JUN·Filed 2012·Granted Oct 8, 2013·0 cites·4 claims
- 2149US8484471B2Multi-party distributed multiplication device, multi-party distributed multiplication system and methodFURUKAWA JUN·Filed 2009·Granted Jul 9, 2013·0 cites·11 claims
- 2247US8572383B2Key exchange device, key exchange processing system, key exchange method, and programFURUKAWA JUN·Filed 2008·Granted Oct 29, 2013·0 cites·8 claims
- 2346US8638928B2Key exchanging apparatusFURUKAWA JUN·Filed 2008·Granted Jan 28, 2014·0 cites·6 claims
- 2443US2006254499A1Method For Manufacturing Nitrogen-Doped Silicon Single CrystalFURUKAWA JUN·Filed 2006·Application pending·0 cites
- 2542US9524831B2Method for producing hybrid negative plate for lead-acid storage battery and lead-acid storage batteryFURUKAWA JUN·Filed 2010·Granted Dec 20, 2016·0 cites·20 claims
- 2640US9450232B2Process for producing negative plate for lead storage battery, and lead storage batteryFURUKAWA JUN·Filed 2010·Granted Sep 20, 2016·0 cites·14 claims
Join the waitlist — get patent alerts
Get an alert when FURUKAWA JUN files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →