Inventor · disambiguated record
Tetsu Yanagisawa
Also filed as: YANAGISAWA TETSU
5 granted patents·104 citations·filing 1990–1994
82Inventor score
Technology areasG11B
Files withSONY CORP5
Top patents by PatentIndex Score
5 records- 0182US5463601ACD-ROM disc reproducing apparatus with means for storing progression data of a control meansSONY CORP·Filed 1993·Granted Oct 31, 1995·37 cites·9 claims
- 0281US5119362ADisc player with a pickup feeding apparatusSONY CORP·Filed 1990·Granted Jun 2, 1992·31 cites·9 claims
- 0374US5303098ADisc chucking mechanismSONY CORP·Filed 1993·Granted Apr 12, 1994·25 cites·7 claims
- 0443US5357500AMiniaturized disc playerSONY CORP·Filed 1994·Granted Oct 18, 1994·5 cites·5 claims
- 0541US5914930AInformation recording medium and information reproducing apparatus for use therewithSONY CORP·Filed 1992·Granted Jun 22, 1999·6 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →