Inventor · disambiguated record
Tetsuo Ishiwata
Also filed as: ISHIWATA TETSUO
7 granted patents·88 citations·filing 1988–1992
85Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD7
Top patents by PatentIndex Score
7 records- 0168US5068752AApparatus for recording/reproducing a digital audio signal with a video signalMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Nov 26, 1991·24 cites·11 claims
- 0255US5142420ASampling frequency reproduction systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Aug 25, 1992·19 cites·6 claims
- 0352US5386323AMethod and apparatus for reproducing independently recorded multi-channel digital audio signals simultaneously and in synchronization with video signalsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Jan 31, 1995·14 cites·6 claims
- 0447US5021897AMemory system for recording and reproducing block unit dataMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Jun 4, 1991·10 cites·1 claims
- 0546US5228041ASync signal detection system in a memory system for recording and reproducing block unit dataMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Jul 13, 1993·11 cites·2 claims
- 0639US5047768AData companding method and data compressor/expanderMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Sep 10, 1991·8 cites·8 claims
- 0732US4873590AMagnetic recording and reproducing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Oct 10, 1989·2 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →