Inventor · disambiguated record
Yoshisuke Yamakawa
Also filed as: YAMAKAWA YOSHISUKE
5 granted patents·44 citations·filing 1984–1994
77Inventor score
Files withTDK CORP5
Top patents by PatentIndex Score
5 records- 0167US5532041AMagnetic recording media and method for making themTDK CORP·Filed 1994·Granted Jul 2, 1996·26 cites·23 claims
- 0241US5110659ALapping tapeTDK CORP·Filed 1990·Granted May 5, 1992·11 cites·4 claims
- 0338US4684546AMethod of making a magnetic recording mediumTDK CORP·Filed 1986·Granted Aug 4, 1987·3 cites·4 claims
- 0437US5043210AMagnetic recording media having two magnetic layers; the first for recording a baseboard signal and the second for recording a superimposed surface and signalTDK CORP·Filed 1990·Granted Aug 27, 1991·4 cites·8 claims
- 0530US4663246AMagnetic recording mediumTDK CORP·Filed 1984·Granted May 5, 1987·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →