Inventor · disambiguated record
Harutoshi Ukegawa
Also filed as: UKEGAWA HARUTOSHI
8 granted patents·166 citations·filing 1994–1999
88Inventor score
Files withSUMITOMO ELECTRIC INDUSTRIES8
Top patents by PatentIndex Score
8 records- 0191US6017172ACeramic insert for use with clamp type cutting toolSUMITOMO ELECTRIC INDUSTRIES·Filed 1998·Granted Jan 25, 2000·76 cites·6 claims
- 0270US5602720AMounting structure for semiconductor device having low thermal resistanceSUMITOMO ELECTRIC INDUSTRIES·Filed 1994·Granted Feb 11, 1997·42 cites·11 claims
- 0355US5631200ASintered silicon nitride-based bodySUMITOMO ELECTRIC INDUSTRIES·Filed 1996·Granted May 20, 1997·12 cites·2 claims
- 0445US5955148AAluminium nitride ceramics and method for preparing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 1997·Granted Sep 21, 1999·11 cites·7 claims
- 0544US5677052AAluminum nitride ceramics and method for preparing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 1996·Granted Oct 14, 1997·10 cites·19 claims
- 0640US5516269AZirconia vane for rotary compressorsSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted May 14, 1996·6 cites·8 claims
- 0739US5738820ASintered silicon nitride-based body and process for producing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 1996·Granted Apr 14, 1998·5 cites·5 claims
- 0833US6696103B1Aluminium nitride ceramics and method for preparing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 1999·Granted Feb 24, 2004·4 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →