Inventor · disambiguated record
Mitsuru Ida
Also filed as: IDA MITSURU
20 granted patents·215 citations·filing 1981–1999
95Inventor score
Top patents by PatentIndex Score
20 records- 0181US5706353ARecording and/or reproducing apparatusSONY CORP·Filed 1995·Granted Jan 6, 1998·75 cites·9 claims
- 0274US4630149ACompact cassette tape player with capstan drive motor under spindleSONY CORP·Filed 1984·Granted Dec 16, 1986·18 cites·4 claims
- 0373US4453189ATape transport mechanism for cassette tape playerSONY CORP·Filed 1981·Granted Jun 5, 1984·12 cites·17 claims
- 0466US5120211ASlip casting deviceTOTO LTD·Filed 1990·Granted Jun 9, 1992·19 cites·3 claims
- 0559US4511941ACassette tape apparatus with adjustable head positioning characteristicsSONY CORP·Filed 1981·Granted Apr 16, 1985·7 cites·14 claims
- 0654US4661865ABattery holder of single head minimum size cassette tape playerSONY CORP·Filed 1984·Granted Apr 28, 1987·8 cites·10 claims
- 0748US4604662AAutomatic mode-change mechanism for tape recorderSONY CORP·Filed 1984·Granted Aug 5, 1986·6 cites·9 claims
- 0846US5677585AMotorSONY CORP·Filed 1996·Granted Oct 14, 1997·13 cites·14 claims
- 0946US4799116AApparatus for controlling an auto-reverse tape recorder having a mode-changing mechanismSONY CORP·Filed 1986·Granted Jan 17, 1989·6 cites·24 claims
- 1045US4739423ACassette tape recording and/or reproducing apparatus including an improved head base assemblySONY CORP·Filed 1986·Granted Apr 19, 1988·6 cites·15 claims
- 1144US5867355ARecording and/or reproducing apparatus with external controller and headset and separate take-up reels thereforSONY CORP·Filed 1995·Granted Feb 2, 1999·17 cites·7 claims
- 1244US4623946AMode changing mechanism for cassette tape recording and/or reproducing apparatusSONY CORP·Filed 1984·Granted Nov 18, 1986·5 cites·13 claims
- 1341US5018401ATranslation cam meansSONY CORP·Filed 1989·Granted May 28, 1991·7 cites·9 claims
- 1438US4542431AMode changing mechanism for cassette tape playerSONY CORP·Filed 1981·Granted Sep 17, 1985·2 cites·19 claims
- 1536US5029036ANormal/reverse mode changing mechanism for tape transport apparatusSONY CORP·Filed 1989·Granted Jul 2, 1991·3 cites·14 claims
- 1636US4701816ACapstan friction drive apparatus of tape recorderSONY CORP·Filed 1983·Granted Oct 20, 1987·5 cites·6 claims
- 1735US6208607B1Disk loading apparatus with interlocked shutter mechanism, elevator mechanism and eject mechanismSONY CORP·Filed 1999·Granted Mar 27, 2001·3 cites·21 claims
- 1834US5097367ACassette holding structure for a cassette tape playerSONY CORP·Filed 1989·Granted Mar 17, 1992·2 cites·20 claims
- 1931US4839759ATape bed and mode-changing mechanism arrangement for thin cassette type recorderSONY CORP·Filed 1988·Granted Jun 13, 1989·1 cites·16 claims
- 2031US4491287APushbutton actuated cassette tape transportSONY CORP·Filed 1981·Granted Jan 1, 1985·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →