Inventor · disambiguated record
Tetsuhito Yoneyama
Also filed as: HORI TETSUO · YONEYAMA TETSUHITO
12 granted patents·434 citations·filing 1977–1997
93Inventor score
Top patents by PatentIndex Score
12 records- 0196US5665177AMethod for preparing permanent magnet material, chill roll, permanent magnet material, and permanent magnet material powderTDK CORP·Filed 1992·Granted Sep 9, 1997·51 cites·7 claims
- 0295US5049208APermanent magnetsTDK CORP·Filed 1988·Granted Sep 17, 1991·79 cites·19 claims
- 0394US5022939APermanent magnetsTDK CORP·Filed 1989·Granted Jun 11, 1991·62 cites·22 claims
- 0486US5750044AMagnet and bonded magnetTDK CORP·Filed 1995·Granted May 12, 1998·49 cites·10 claims
- 0586US5209789APermanent magnet material and method for makingTDK CORP·Filed 1991·Granted May 11, 1993·47 cites·16 claims
- 0686US4836868APermanent magnet and method of producing sameTDK CORP·Filed 1987·Granted Jun 6, 1989·66 cites·21 claims
- 0778US5993939AMethod for preparing permanent magnet material, chill roll, permanent magnet material, and permanent magnet material powderTDK CORP·Filed 1997·Granted Nov 30, 1999·14 cites·5 claims
- 0870US4213803AR2 Co17 Rare type-earth-cobalt, permanent magnet material and process for producing the sameTDK ELECTRONICS CO LTD·Filed 1977·Granted Jul 22, 1980·17 cites·36 claims
- 0969US4210471APermanent magnet material and process for producing the sameTDK ELECTRONICS CO LTD·Filed 1977·Granted Jul 1, 1980·15 cites·42 claims
- 1064US5916376APreparation of magnetTDK CORP·Filed 1997·Granted Jun 29, 1999·20 cites·20 claims
- 1161US5309977APermanent magnet material and method for makingTDK CORP·Filed 1993·Granted May 10, 1994·14 cites·13 claims
- 1225US5229219AMagnetic recording medium comprising a magnetic layer containing a specified magnetic ferrite powder and having a curie temperature up to 180° C.TDK CORP·Filed 1989·Granted Jul 20, 1993·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →