Inventor · disambiguated record
Takeo Sonobe
Also filed as: SONOBE TAKEO
7 granted patents·186 citations·filing 1986–2004
87Inventor score
Top patents by PatentIndex Score
7 records- 0192US5410676AInformation system using designating areas for retrieving/converting data and directories of different formats storing in optical and magnetic storageUNIV CALIFORNIA·Filed 1992·Granted Apr 25, 1995·96 cites·26 claims
- 0282US5040167ADisk cartridgeHITACHI MAXELL·Filed 1989·Granted Aug 13, 1991·29 cites·4 claims
- 0370US5072438AOptical information recording disc and apparatus for driving the discHITACHI MAXELL·Filed 1989·Granted Dec 10, 1991·18 cites·27 claims
- 0463US4796140ARemovable disk constructionHITACHI LTD·Filed 1986·Granted Jan 3, 1989·15 cites·9 claims
- 0546US5471606AInformation storage and processingUNIV CALIFORNIA·Filed 1994·Granted Nov 28, 1995·19 cites·35 claims
- 0644US4992893AAlignment disk for magnetic disk driving apparatus and method and apparatus for verifying tracking error of the magnetic disk driving apparatusHITACHI LTD·Filed 1987·Granted Feb 12, 1991·8 cites·30 claims
- 0736US7447567B2Electric power system suppressing corona discharge from viewpoint of environmentSONOBE TAKEO·Filed 2004·Granted Nov 4, 2008·1 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →