Inventor · disambiguated record
Hirokimi Iwata
Also filed as: IWATA HIROKIMI
9 granted patents·253 citations·filing 1974–1994
90Inventor score
Technology areasG11B
Files withSONY CORP9
Top patents by PatentIndex Score
9 records- 0192US5150354ADisk cartridgeSONY CORP·Filed 1989·Granted Sep 22, 1992·54 cites·5 claims
- 0289US5041923AData storage case having a write/protect assemblySONY CORP·Filed 1989·Granted Aug 20, 1991·47 cites·9 claims
- 0388USD315900SOptical disc cartridgeSONY CORP·Filed 1989·Granted Apr 2, 1991·29 cites·1 claims
- 0484US5524104ACompact disk drive arrangement with one disk mounted on top of anotherSONY CORP·Filed 1994·Granted Jun 4, 1996·53 cites·23 claims
- 0582US5293293ADisk cartridge for exchangeably accommodating a disk-shaped recording mediumSONY CORP·Filed 1992·Granted Mar 8, 1994·32 cites·2 claims
- 0666US3968517AApparatus for magnetically recording and/or reproducing video signals and which has a still motion reproducing mode of operationSONY CORP·Filed 1974·Granted Jul 6, 1976·12 cites·13 claims
- 0763US4945433AEjecting mechanism of disk cartridgesSONY CORP·Filed 1988·Granted Jul 31, 1990·13 cites·11 claims
- 0857US4918553ARecording/reproducing apparatus for a disk cassetteSONY CORP·Filed 1988·Granted Apr 17, 1990·10 cites·14 claims
- 0936US5991129ADisc cartridge with slidable shutterSONY CORP·Filed 1994·Granted Nov 23, 1999·3 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →