Assignee
TAKANASHI KEIICHI
JP·5 granted patents·17 citations·filing 2006–2011
Top patents by PatentIndex Score
5 records- 0185US9284660B2Apparatus of producing silicon single crystal and method of producing silicon single crystalTAKANASHI KEIICHI·Filed 2011·Granted Mar 15, 2016·2 cites·6 claims
- 0280US8871023B2Silicon single crystal pull-up apparatus and method of manufacturing silicon single crystalTAKANASHI KEIICHI·Filed 2011·Granted Oct 28, 2014·7 cites·8 claims
- 0375US8187378B2Silicon single crystal pulling methodTAKANASHI KEIICHI·Filed 2008·Granted May 29, 2012·5 cites·12 claims
- 0468US8801853B2Mechanism for controlling melt level in single crystal pulling apparatus, method for controlling melt level in single crystal pulling apparatus, mechanism for adjusting melt level in single crystal pulling apparatus and method for adjusting melt level while pulling single crystalTAKANASHI KEIICHI·Filed 2006·Granted Aug 12, 2014·1 cites·12 claims
- 0562US8414701B2Method for manufacturing silicon single crystal in which a crystallization temperature gradient is controlledTAKANASHI KEIICHI·Filed 2010·Granted Apr 9, 2013·2 cites·4 claims
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