Inventor · disambiguated record
Masayuki Itabashi
Also filed as: ITABASHI MASAYUKI
3 granted patents·32 citations·filing 1991–1993
70Inventor score
Technology areasG11B
Files withSONY CORP3
Top patents by PatentIndex Score
3 records- 0162US5204796ATape cassette with tape tension controlled by grease of a specified range of viscositySONY CORP·Filed 1991·Granted Apr 20, 1993·14 cites·6 claims
- 0257US5097374ATape cassette having tapered guide pins press-fitted into cassette wall and grease lubricant for rollersSONY CORP·Filed 1991·Granted Mar 17, 1992·11 cites·17 claims
- 0348US5287240ATape cassetteSONY CORP·Filed 1993·Granted Feb 15, 1994·7 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →