Inventor · disambiguated record
Yoshiaki Kumazawa
Also filed as: KUMAZAWA YOSHIAKI
12 granted patents·262 citations·filing 1987–1999
93Inventor score
Top patents by PatentIndex Score
12 records- 0189US5079102ATool using gold as a binderSUMITOMO ELECTRIC INDUSTRIES·Filed 1990·Granted Jan 7, 1992·56 cites·4 claims
- 0282US6096129AMethod of and apparatus for producing single-crystalline diamond of large sizeSUMITOMO ELECTRIC INDUSTRIES·Filed 1998·Granted Aug 1, 2000·42 cites·27 claims
- 0376US6184611B1Electron-emitting elementSUMITOMO ELECTRIC INDUSTRIES·Filed 1998·Granted Feb 6, 2001·24 cites·10 claims
- 0476US4859531AMethod for bonding a cubic boron nitride sintered compactSUMITOMO ELECTRIC INDUSTRIES·Filed 1988·Granted Aug 22, 1989·32 cites·15 claims
- 0562US6103389AThermal transfer recording mediumPILOT KK·Filed 1997·Granted Aug 15, 2000·15 cites·4 claims
- 0657US6103401AWindow for an optical use and a process for the production of the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 1997·Granted Aug 15, 2000·22 cites·20 claims
- 0753US6270898B1Tool tip and bonding tool comprising the tool tip and control method for the bonding toolSUMITOMO ELECTRIC INDUSTRIES·Filed 1997·Granted Aug 7, 2001·18 cites·24 claims
- 0853US6267637B1Electron-emitting element, method of making the same, and electronic deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 1999·Granted Jul 31, 2001·8 cites·27 claims
- 0949US5993919AMethod of synthesizing diamondSUMITOMO ELECTRIC INDUSTRIES·Filed 1997·Granted Nov 30, 1999·15 cites·22 claims
- 1048US6007730AMethod of manufacturing diamond heat sinkSUMITOMO ELECTRIC INDUSTRIES·Filed 1998·Granted Dec 28, 1999·14 cites·16 claims
- 1148US4828611AHigh hardness sintered compact and process for producing the sameSUMITMO ELECTRIC IND LTD·Filed 1987·Granted May 9, 1989·14 cites·2 claims
- 1228US5964976AThermal-transfer recording medium and thermal transfer recording methodPILOT KK·Filed 1997·Granted Oct 12, 1999·2 cites·9 claims
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