Inventor · disambiguated record
Toshimichi Kubota
Also filed as: KUBOTA TOSHIMICHI
37 granted patents·1 pending application·341 citations·filing 1984–2017
97Inventor score
Files withKOMATSU DENSHI KINZOKU KK10NARUSHIMA YASUHITO9SUMCO TECHXIV CORP6KAWAZOE SHINICHI5SUMCO CORP4
Top patents by PatentIndex Score
38 records- 0192US10227710B2Manufacturing method of silicon monocrystalSUMCO TECHXIV CORP·Filed 2016·Granted Mar 12, 2019·4 cites·2 claims
- 0291US10100429B2Method for producing a silicon single crystal doped with red phosphorous with reduced number of stacking faults and method for producing a silicon wafer using the sameSUMCO CORP·Filed 2015·Granted Oct 16, 2018·4 cites·12 claims
- 0388US5968262AMethod of fabricating silicon single crystalsKOMATSU DENSHI KINZOKU KK·Filed 1997·Granted Oct 19, 1999·65 cites·2 claims
- 0486US8518180B2Silicon single crystal pull-up apparatus having a sliding sample tubeNARUSHIMA YASUHITO·Filed 2009·Granted Aug 27, 2013·6 cites·14 claims
- 0585US8574363B2Process for production of silicon single crystal, and highly doped N-type semiconductor substrateKAWAZOE SHINICHI·Filed 2008·Granted Nov 5, 2013·5 cites·2 claims
- 0685US5900059AMethod and apparatus for fabricating semiconductor single crystalKOMATSU DENSHI KINZOKU KK·Filed 1998·Granted May 4, 1999·53 cites·5 claims
- 0785US4612418AMethod for controlling task process and device thereofTAMURA ELECTRIC WORKS LTD·Filed 1984·Granted Sep 16, 1986·51 cites·19 claims
- 0883US10982350B2Silicon monocrystal production methodSUMCO CORP·Filed 2017·Granted Apr 20, 2021·1 cites·4 claims
- 0982US10895018B2Method for producing silicon single crystalSUMCO CORP·Filed 2017·Granted Jan 19, 2021·1 cites·4 claims
- 1081US8852340B2Method for manufacturing single crystalSUMCO TECHXIV CORP·Filed 2013·Granted Oct 7, 2014·1 cites·5 claims
- 1180US8580032B2Method for manufacturing single crystalNARUSHIMA YASUHITO·Filed 2008·Granted Nov 12, 2013·3 cites·5 claims
- 1279US8283241B2Dopant implanting method and doping apparatusNARUSHIMA YASUHITO·Filed 2008·Granted Oct 9, 2012·3 cites·6 claims
- 1378US10233562B2Method for producing single crystal, and method for producing silicon waferSUMCO TECHXIV CORP·Filed 2014·Granted Mar 19, 2019·1 cites·8 claims
- 1478US9074298B2Processes for production of silicon ingot, silicon wafer and epitaxial wafer, and silicon ingotKAWAZOE SHINICHI·Filed 2009·Granted Jul 7, 2015·3 cites·17 claims
- 1578US8535439B2Manufacturing method for silicon single crystalNARUSHIMA YASUHITO·Filed 2010·Granted Sep 17, 2013·1 cites·30 claims
- 1676US5853480AApparatus for fabricating a single-crystal semiconductorKOMATSU DENSHI KINZOKU KK·Filed 1997·Granted Dec 29, 1998·33 cites·2 claims
- 1770US8043428B2Process for production of silicon single crystalSUMCO TECHXIV CORP·Filed 2008·Granted Oct 25, 2011·1 cites·3 claims
- 1869US5935326AApparatus for manufacturing semiconductor single crystalsKOMATSU DENSHI KINZOKU KK·Filed 1997·Granted Aug 10, 1999·21 cites·5 claims
- 1968US8961686B2Method of manufacturing monocrystal, flow straightening cylinder, and monocrystal pulling-up deviceKAWAZOE SHINICHI·Filed 2008·Granted Feb 24, 2015·1 cites·6 claims
- 2068US8747551B2Process for production of silicon single crystal, and highly doped N-type semiconductor substrateSUMCO TECHXIV CORP·Filed 2013·Granted Jun 10, 2014·0 cites·2 claims
- 2168US8409347B2Method of dopant injection, N-type silicon single-crystal, doping apparatus and pull-up deviceKAWAZOE SHINICHI·Filed 2007·Granted Apr 2, 2013·1 cites·10 claims
- 2266US5997635AMethod for fabricating a single-crystal semiconductorKOMATSU DENSHI KINZOKU KK·Filed 1998·Granted Dec 7, 1999·22 cites·3 claims
- 2363US8888911B2Method of producing single crystal siliconUTO MASAYUKI·Filed 2010·Granted Nov 18, 2014·4 cites·9 claims
- 2459US8840721B2Method of manufacturing silicon single crystalNARUSHIMA YASUHITO·Filed 2010·Granted Sep 23, 2014·1 cites·7 claims
- 2559US5824152ASemiconductor single-crystal pulling apparatusKOMATSU DENSHI KINZOKU KK·Filed 1996·Granted Oct 20, 1998·20 cites·13 claims
- 2655US8920561B2Silicon single crystal pull-up apparatus that pulls a doped silicon single crystal from a meltNARUSHIMA YASUHITO·Filed 2009·Granted Dec 30, 2014·1 cites·5 claims
- 2755US5885347AApparatus and method for lifting single crystalsKOMATSU MFG CO LTD·Filed 1998·Granted Mar 23, 1999·12 cites·7 claims
- 2853US9212431B2Silicon single crystal pulling device and graphite member used thereinKAWAZOE SHINICHI·Filed 2007·Granted Dec 15, 2015·0 cites·8 claims
- 2951US10294583B2Producing method and apparatus of silicon single crystal, and silicon single crystal ingotNARUSHIMA YASUHITO·Filed 2008·Granted May 21, 2019·1 cites·6 claims
- 3048US2009145350A1Method of injecting dopant gasSUMCO TECHXIV CORP·Filed 2007·Application pending·0 cites
- 3147US10329686B2Method for producing single crystalSUMCO CORP·Filed 2015·Granted Jun 25, 2019·0 cites·5 claims
- 3246US6071341AApparatus for fabricating single-crystal siliconKOMATSU DENSHI KINZOKU KK·Filed 1997·Granted Jun 6, 2000·11 cites·20 claims
- 3345US8187383B2Semiconductor single crystal manufacturing device and manufacturing methodKUBOTA TOSHIMICHI·Filed 2006·Granted May 29, 2012·1 cites·7 claims
- 3443US8715416B2Doping apparatus for simultaneously injecting two dopants into a semiconductor melt at different positions and method for manufacturing silicon single crystal using the doping apparatusNARUSHIMA YASUHITO·Filed 2008·Granted May 6, 2014·0 cites·6 claims
- 3537US8110042B2Method for manufacturing single crystalNARUSHIMA YASUHITO·Filed 2008·Granted Feb 7, 2012·0 cites·1 claims
- 3636US5948159AMethod of controlling defects of a silicon single crystalKOMATSU DENSHI KINZOKU KK·Filed 1998·Granted Sep 7, 1999·3 cites·2 claims
- 3734US6030450AMethod of fabricating a silicon single crystalKOMATSU DENSHI KINZOKU KK·Filed 1997·Granted Feb 29, 2000·3 cites·12 claims
- 3834US5968260AMethod for fabricating a single-crystal semiconductorKOMATSU DENSHI KINZOKU KK·Filed 1997·Granted Oct 19, 1999·3 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →