Inventor · disambiguated record
Tetsuya Nakai
Also filed as: NAKAI TETSUYA
24 granted patents·5 pending applications·747 citations·filing 1985–2011
96Inventor score
Files withSUMCO CORP12KOKUSAI DENSHIN DENWA CO LTD6MITSUBISHI ELECTRIC CORP4KDD CORP2MITSUBISHI MATERIAL SILICON2
Top patents by PatentIndex Score
29 records- 0195US6474987B1Wafer holderMITSUBISHI MATERIAL SILICON·Filed 2000·Granted Nov 5, 2002·355 cites·13 claims
- 0291US7943497B2Method for manufacturing an SOI substrateSUMCO CORP·Filed 2006·Granted May 17, 2011·23 cites·18 claims
- 0386US4810054AFusion splicing method for optical fibersKOKUSAI DENSHIN DENWA CO LTD·Filed 1986·Granted Mar 7, 1989·57 cites·10 claims
- 0486US4729777AMethod and apparatus for manufacturing preform for fluoride glass fiberKOKUSAI DENSHIN DENWA CO LTD·Filed 1986·Granted Mar 8, 1988·36 cites·11 claims
- 0583US5349600ASolid state laserKOKUSAI DENSHIN DENWA CO LTD·Filed 1993·Granted Sep 20, 1994·49 cites·6 claims
- 0681US7537989B2Method for manufacturing SOI substrateSUMCO CORP·Filed 2006·Granted May 26, 2009·9 cites·1 claims
- 0774US5891265ASOI substrate having monocrystal silicon layer on insulating filmMITSUBISHI ELECTRIC CORP·Filed 1997·Granted Apr 6, 1999·44 cites·4 claims
- 0874US5441899AMethod of manufacturing substrate having semiconductor on insulatorMITSUBISHI ELECTRIC CORP·Filed 1993·Granted Aug 15, 1995·41 cites·14 claims
- 0971US7655315B2SOI substrate, silicon substrate therefor and it's manufacturing methodSUMCO CORP·Filed 2006·Granted Feb 2, 2010·5 cites·3 claims
- 1067US7514343B2Method for manufacturing SIMOX wafer and SIMOX waferSUMCO CORP·Filed 2006·Granted Apr 7, 2009·3 cites·1 claims
- 1166US4674835AFluoride glass optical fiberKOKUSAI DENSHIN DENWA CO LTD·Filed 1985·Granted Jun 23, 1987·23 cites·2 claims
- 1264US7811878B2Method of manufacturing SOI substrateSUMCO CORP·Filed 2009·Granted Oct 12, 2010·2 cites·2 claims
- 1362US7632735B2Process for manufacturing silicon-on-insulator substrateSUMCO CORP·Filed 2006·Granted Dec 15, 2009·2 cites·3 claims
- 1461US7807545B2Method for manufacturing SIMOX waferSUMCO CORP·Filed 2007·Granted Oct 5, 2010·2 cites·18 claims
- 1561US6393189B1Optical beam diameter reducerKDD CORP·Filed 2000·Granted May 21, 2002·7 cites·6 claims
- 1660US5741717AMethod of manufacturing a SOI substrate having a monocrystalline silicon layer on insulating filmMITSUBISHI ELECTRIC CORP·Filed 1995·Granted Apr 21, 1998·23 cites·10 claims
- 1754US4597786APurifying process of fluoride glassKOKUSAI DENSHIN DENWA CO LTD·Filed 1985·Granted Jul 1, 1986·15 cites·9 claims
- 1852US2009152671A1Method for manufacturing simox wafer and simox waferSUMCO CORP·Filed 2009·Application pending·0 cites
- 1950US5616507AMethod of manufacturing substrate having semiconductor on insulatorMITSUBISHI ELECTRIC CORP·Filed 1995·Granted Apr 1, 1997·14 cites·1 claims
- 2046US7838387B2Method for manufacturing SOI waferSUMCO CORP·Filed 2008·Granted Nov 23, 2010·0 cites·4 claims
- 2146US6029577ADampening volume control apparatus for offset press and a method for controlling dampening volume thereforRYOBI LTD·Filed 1998·Granted Feb 29, 2000·7 cites·6 claims
- 2243US2007224773A1Method of producing simox waferSUMCO CORP·Filed 2007·Application pending·0 cites
- 2341US6020991AOptical amplifierKDD CORP·Filed 1998·Granted Feb 1, 2000·13 cites·8 claims
- 2441US2009130816A1Method for manufacturing simox wafer and simox wafer manufactured therebySUMCO CORP·Filed 2005·Application pending·0 cites
- 2540US6447600B1Method of removing defects of single crystal material and single crystal material from which defects are removed by the methodMITSUBISHI MATERIAL SILICON·Filed 1999·Granted Sep 10, 2002·10 cites·14 claims
- 2638US5708752AFluoride optical fiber for high power laser transmissionKOKUSAI DENSHIN DENWA CO LTD·Filed 1996·Granted Jan 13, 1998·7 cites·11 claims
- 2738US2006228492A1Method for manufacturing SIMOX waferSUMCO CORP·Filed 2005·Application pending·0 cites
- 2832US8222124B2Method for manufacturing SIMOX wafer and SIMOX waferNAKAI TETSUYA·Filed 2010·Granted Jul 17, 2012·0 cites·6 claims
- 2929US2013012008A1Method of producing soi waferKO BONG-GYUN·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →