Inventor · disambiguated record
Shigekazu Hayashi
Also filed as: HAYASHI SHIGEKAZU
4 granted patents·97 citations·filing 1982–2001
77Inventor score
Top patents by PatentIndex Score
4 records- 0191US6834333B2Data processing device, data storage device, data processing method, and program providing medium for storing content protected under high security managementSONY CORP·Filed 2001·Granted Dec 21, 2004·77 cites·22 claims
- 0263US7925017B2Information recording device, information playback device, information recording medium, information recording method, information playback method, and program providing mediumSONY CORP·Filed 2001·Granted Apr 12, 2011·5 cites·14 claims
- 0355US6823420B2Entertainment apparatusSONY COMPUTER ENTERTAINMENT INC·Filed 2001·Granted Nov 23, 2004·5 cites·10 claims
- 0448US4459540AConstant voltage generating circuitMITSUBISHI ELECTRIC CORP·Filed 1982·Granted Jul 10, 1984·10 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →