Inventor · disambiguated record
Yuichiro Seki
Also filed as: SEKI YUICHIRO
19 granted patents·4 pending applications·309 citations·filing 1995–2022
95Inventor score
Files withSUMITOMO ELECTRIC INDUSTRIES19ALMT CORP1IZUMI KENJI1SUMITOMO ELEC HARDMETAL CORP1YOSHIDA KATSUHITO1
Top patents by PatentIndex Score
23 records- 0189US6320296B1Diamond wafer, method of estimating a diamond wafer and diamond surface acoustic wave deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2001·Granted Nov 20, 2001·31 cites·2 claims
- 0281US6428399B1Polishing apparatus for polishing a hard material-coated waferSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Aug 6, 2002·22 cites·8 claims
- 0381US6051063ADiamond wafer and method of producing a diamond waferSUMITOMO ELECTRIC INDUSTRIES·Filed 1997·Granted Apr 18, 2000·51 cites·10 claims
- 0476US6448688B2Hard carbon film and surface-acoustic-wave substrateSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Sep 10, 2002·13 cites·3 claims
- 0574US5855998AHard material-coated wafer, method of making same, polishing apparatus and polishing method of hard material-coated waferSUMITOMO ELECTRIC INDUSTRIES·Filed 1997·Granted Jan 5, 1999·36 cites·13 claims
- 0669US6210780B1Diamond wafer, method of estimating a diamond wafer and diamond surface acoustic wave deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 1998·Granted Apr 3, 2001·17 cites·10 claims
- 0769US5776246ADiamond wafer and method of producing a diamond waferSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted Jul 7, 1998·32 cites·25 claims
- 0868US5736226AWafer and method of producing a waferSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted Apr 7, 1998·22 cites·16 claims
- 0967US7314540B2Diamond-coated electrode and method for producing sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2004·Granted Jan 1, 2008·10 cites·25 claims
- 1067US6193585B1Method of polishing a hard material-coated waferSUMITOMO ELECTRIC INDUSTRIES·Filed 1998·Granted Feb 27, 2001·27 cites·26 claims
- 1167US5964942AWafer and method of producing sameSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted Oct 12, 1999·34 cites·57 claims
- 1265US10046397B2Diamond coated toolSUMITOMO ELECTRIC INDUSTRIES·Filed 2017·Granted Aug 14, 2018·1 cites·4 claims
- 1365US9731355B2Diamond coated toolSUMITOMO ELECTRIC INDUSTRIES·Filed 2016·Granted Aug 15, 2017·0 cites·5 claims
- 1463US9963801B2Single crystal diamond and diamond toolSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted May 8, 2018·0 cites·14 claims
- 1558US6356006B1Diamond wafer, method of estimating a diamond wafer and diamond surface acoustic wave deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Mar 12, 2002·5 cites·3 claims
- 1654US9957640B2Single crystal diamond and diamond toolSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted May 1, 2018·0 cites·7 claims
- 1751US2010038235A1Diamond electrode, treatment device and method for manufacturing diamond electrodeSUMITOMO ELEC HARDMETAL CORP·Filed 2008·Application pending·0 cites
- 1850US2025001478A1Irregularly-shaped dieALMT CORP·Filed 2022·Application pending·0 cites
- 1946US2006105173A1Diamond-coated porous substrate and liquid treatment apparatus and liquid treatment method using sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2005·Application pending·0 cites
- 2045US2008014417A1Diamond-Covered Substrate, Filter And ElectrodeIZUMI KENJI·Filed 2006·Application pending·0 cites
- 2142US9302327B2Diamond coated toolYOSHIDA KATSUHITO·Filed 2010·Granted Apr 5, 2016·0 cites·3 claims
- 2238US5874130AWafer and method of producing a waferSUMITOMO ELECTRIC INDUSTRIES·Filed 1997·Granted Feb 23, 1999·5 cites·5 claims
- 2336US6416865B1Hard carbon film and surface acoustic-wave substrateSUMITOMO ELECTRIC INDUSTRIES·Filed 1999·Granted Jul 9, 2002·3 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →