Inventor · disambiguated record
Kiyotaka Yanaka
Also filed as: YANAKA KIYOTAKA
15 granted patents·56 citations·filing 1990–1994
90Inventor score
Technology areasG11B
Top patents by PatentIndex Score
15 records- 0159US5218502ATape cassetteTANAKA MASATO·Filed 1991·Granted Jun 8, 1993·12 cites·22 claims
- 0257US5506738ATape cassette with tape guide support structureSONY CORP·Filed 1994·Granted Apr 9, 1996·11 cites·4 claims
- 0353US5140487AMagnetic tape cassette having dynamic tape guideSONY CORP·Filed 1990·Granted Aug 18, 1992·9 cites·12 claims
- 0450US5195001ARotary head type tape recording and/or reproducing apparatusSONY CORP·Filed 1990·Granted Mar 16, 1993·8 cites·6 claims
- 0541US5210670AReel brake operable from both sides of magnetic tape cassetteSONY CORP·Filed 1990·Granted May 11, 1993·5 cites·2 claims
- 0635US5206781AMagnetic tape cassette having a protective plug to avoid erroneous erasureSONY CORP·Filed 1990·Granted Apr 27, 1993·3 cites·5 claims
- 0735USD330372SMagnetic tape cassetteSONY CORP·Filed 1990·Granted Oct 20, 1992·2 cites·1 claims
- 0833US5276580ATape cassette including a spool locking memberSONY CORP·Filed 1992·Granted Jan 4, 1994·2 cites·4 claims
- 0933US5173830ATape cassette with tapered self-aligning reel hubsSONY CORP·Filed 1990·Granted Dec 22, 1992·2 cites·4 claims
- 1032USD336642SMagnetic tape cassetteSONY CORP·Filed 1991·Granted Jun 22, 1993·1 cites·1 claims
- 1132USD331581SMagnetic tape cassetteSONY CORP·Filed 1990·Granted Dec 8, 1992·1 cites·1 claims
- 1229USD346597SMagnetic tape cassetteSONY CORP·Filed 1990·Granted May 3, 1994·0 cites·1 claims
- 1329USD337112SMagnetic tape cassetteSONY CORP·Filed 1991·Granted Jul 6, 1993·0 cites·1 claims
- 1429USD334186SMagnetic tape cassetteSONY CORP·Filed 1990·Granted Mar 23, 1993·0 cites·1 claims
- 1529USD333303SMagnetic tape cassetteSONY CORP·Filed 1990·Granted Feb 16, 1993·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →