Inventor
YATSURUGI YOSHIFUMI
JP13 patents
⚠️ This page may combine multiple inventors who share the name “YATSURUGI YOSHIFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KOMATSU MFG CO LTD
4 patentsUS4150168AApr 17, 1979
Method and apparatus for manufacturing high-purity silicon rods
KOMATSU MFG CO LTD69 citations94
US6503563B1Jan 7, 2003
Method of producing polycrystalline silicon for semiconductors from saline gas
KOMATSU MFG CO LTD27 citations92
US4147814AApr 3, 1979
Method of manufacturing high-purity silicon rods having a uniform sectional shape
KOMATSU MFG CO LTD50 citations90
US6623801B2Sep 23, 2003
Method of producing high-purity polycrystalline silicon
KOMATSU MFG CO LTD0 citations51
KOMATSU DENSHI KINZOKU KK
4 patentsUS4565913AJan 21, 1986
Method for the disintegration of silicon for semiconductor
KOMATSU DENSHI KINZOKU KK28 citations86
US6106617AAug 22, 2000
Apparatus for feeding raw material into a quartz crucible
KOMATSU DENSHI KINZOKU KK14 citations73
US6007621ADec 28, 1999
Apparatus for feeding raw material into a quartz crucible and method of feeding the same
KOMATSU DENSHI KINZOKU KK7 citations73
US4857270AAug 15, 1989
Process for manufacturing silicon-germanium alloys
KOMATSU DENSHI KINZOKU KK14 citations68
ADVANCED SILICON MATERIALS INC
2 patentsUS5478396ADec 26, 1995
Production of high-purity polycrystalline silicon rod for semiconductor applications
ADVANCED SILICON MATERIALS INC31 citations91
USRE36936EOct 31, 2000
Production of high-purity polycrystalline silicon rod for semiconductor applications
ADVANCED SILICON MATERIALS INC15 citations78