Inventor · disambiguated record
Hirokazu Ishizuka
Also filed as: ISHIZUKA HIROKAZU
5 granted patents·4 pending applications·93 citations·filing 2001–2017
79Inventor score
Top patents by PatentIndex Score
9 records- 0185US7894604B2Quantum cryptographic communication apparatusMITSUBISHI ELECTRIC CORP·Filed 2004·Granted Feb 22, 2011·38 cites·5 claims
- 0282US7649996B2Cryptographic communication apparatusMITSUBISHI ELECTRIC CORP·Filed 2002·Granted Jan 19, 2010·41 cites·12 claims
- 0365US7260222B2Shared data refining device and shared data refining methodMITSUBISHI ELECTRIC CORP·Filed 2002·Granted Aug 21, 2007·11 cites·19 claims
- 0453US6778314B2Phase modulator and phase modulating methodMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Aug 17, 2004·3 cites·11 claims
- 0544US8837955B2Phase modulation apparatus, transmitting apparatus, receiving apparatus, and phase modulation methodNISHIOKA TSUYOSHI·Filed 2008·Granted Sep 16, 2014·0 cites·28 claims
- 0643US2008144823A1Photon Detecting Device and Optical Communication SystemMITSUBISHI ELECTRIC CORP·Filed 2004·Application pending·0 cites
- 0740US2019203034A1Film, film roll, film storage body, and method of protecting container by using filmASAHI KASEI PAX CORP·Filed 2017·Application pending·0 cites
- 0837US2004005056A1Optical signal transmitter and optical signal transmitting methodFiled 2001·Application pending·0 cites
- 0936US2007297684A1Data Conversion Apparatus, Data Conversion Method, and Data Conversion SystemMITSUBISHI ELECTRIC CORP·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →