Inventor · disambiguated record
Kazuaki Doi
Also filed as: DOI KAZUAKI
16 granted patents·7 pending applications·11 citations·filing 2009–2025
85Inventor score
Top patents by PatentIndex Score
23 records- 0186US9569731B2Quantum communication device, quantum communication method, and computer program productTOSHIBA KK·Filed 2015·Granted Feb 14, 2017·9 cites·11 claims
- 0265US9117485B2Signal processing apparatus capable of suppressing non-linear noise component during reading optical recording mediumTOSHIBA KK·Filed 2014·Granted Aug 25, 2015·1 cites·4 claims
- 0360US9652620B2Quantum communication device, quantum communication method, and computer program productTOSHIBA KK·Filed 2014·Granted May 16, 2017·1 cites·11 claims
- 0453US2025286708A1Information processing device, quantum cryptographic communication system, information processing method, and computer program productTOSHIBA KK·Filed 2025·Application pending·0 cites
- 0552US12198167B2Quantum cryptographic device, quantum cryptographic communication fee calculation system, and quantum cryptographic communication fee calculation methodTOSHIBA KK·Filed 2021·Granted Jan 14, 2025·0 cites·16 claims
- 0651US11764952B2Application-key management system, application-key management device, application-key management method, and computer program productTOSHIBA KK·Filed 2021·Granted Sep 19, 2023·0 cites·9 claims
- 0750US11115198B2Key generation device, key generation method, and computer program productTOSHIBA KK·Filed 2019·Granted Sep 7, 2021·0 cites·10 claims
- 0849US2025080339A1Information processing device, quantum cryptographic communication system, key management device, information processing method, and computer program productTOSHIBA KK·Filed 2024·Application pending·0 cites
- 0948US9087523B2Information recording medium, information reproducing apparatus, management information reproducing method, information recording/reproducing apparatus and identification information reproducing/recording methodTOSHIBA KK·Filed 2014·Granted Jul 21, 2015·0 cites·12 claims
- 1044US12003624B2Quantum cryptographic communication system, key management inspection device, key management inspection method, and computer program productTOSHIBA KK·Filed 2022·Granted Jun 4, 2024·0 cites·13 claims
- 1144US11265157B2Quantum communication device, quantum communication system, and quantum communication methodTOSHIBA KK·Filed 2017·Granted Mar 1, 2022·0 cites·9 claims
- 1243US2023299953A1Quantum cryptographic communication system, key management device, and key management methodTOSHIBA KK·Filed 2022·Application pending·0 cites
- 1341US9064506B2Writable information recording and reproducing apparatusOKANO HIDEAKI·Filed 2012·Granted Jun 23, 2015·0 cites·15 claims
- 1441US8582413B2Optical pickup and optical disk apparatusTANIOKA CHIKARA·Filed 2012·Granted Nov 12, 2013·0 cites·4 claims
- 1541US8553508B2Focus servo control device, and information recording/reproducing device using the sameUSUI TAKASHI·Filed 2012·Granted Oct 8, 2013·0 cites·7 claims
- 1641US2013094343A1Information recording medium, information reproduction apparatus and information recording apparatusOGAWA AKIHITO·Filed 2012·Application pending·0 cites
- 1740US8614936B2Pickup head, information recording method and reproducing methodWATABE KAZUO·Filed 2012·Granted Dec 24, 2013·0 cites·8 claims
- 1838US9240805B2Parity check matrix creation method, encoding apparatus, and recording/reproduction apparatusTOSHIBA KK·Filed 2014·Granted Jan 19, 2016·0 cites·10 claims
- 1936US10348492B2Quantum key distribution device, quantum key distribution system, and quantum key distribution methodTOSHIBA KK·Filed 2015·Granted Jul 9, 2019·0 cites·8 claims
- 2036US2009319873A1Signal processing device and signal processing method that decode encoded informationTOSHIBA KK·Filed 2009·Application pending·0 cites
- 2135US2018359086A1Quantum communication device, quantum communication system, and quantum communication methodTOSHIBA KK·Filed 2018·Application pending·0 cites
- 2230US10256838B2Decoding apparatus, decoding method, and computer program productTOSHIBA KK·Filed 2016·Granted Apr 9, 2019·0 cites·10 claims
- 2330US2015381210A1Parity check matrix creation method, encoding apparatus, and recording/reproduction apparatusTOSHIBA KK·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →