Inventor
KRETZ FRANK E
US11 patents
Patents
11 patentsUS6631935B1Oct 14, 2003
Detection and handling of semiconductor wafer and wafer-like objects
TRU SI TECHNOLOGIES INC43 citations95
US7144056B2Dec 5, 2006
Detection and handling of semiconductor wafers and wafers-like objects
TRU SI TECHNOLOGIES INC17 citations91
US7104579B2Sep 12, 2006
Detection and handling of semiconductor wafers and wafer-like objects
TRU SI TECHNOLOGIES INC25 citations91
US6688662B2Feb 10, 2004
Detection and handling of semiconductor wafers and wafer-like objects
TRU SI TECHNOLOGIES INC19 citations91
US6665583B2Dec 16, 2003
Article holders with sensors detecting a type of article held by the holder
TRU SI TECHNOLOGIES INC18 citations91
US6638004B2Oct 28, 2003
Article holders and article positioning methods
TRU SI TECHNOLOGIES INC33 citations91
US6615113B2Sep 2, 2003
Articles holders with sensors detecting a type of article held by the holder
TRU SI TECHNOLOGIES INC21 citations91
US7027894B2Apr 11, 2006
Article holders with sensors detecting a type of article held by the holder
TRU SI TECHNOLOGIES INC13 citations83
US7052229B2May 30, 2006
Alignment of semiconductor wafers and other articles
TRU SI TECHNOLOGIES INC9 citations73
US6948898B2Sep 27, 2005
Alignment of semiconductor wafers and other articles
TRU SI TECHNOLOGIES INC9 citations73
US6935830B2Aug 30, 2005
Alignment of semiconductor wafers and other articles
TRU SI TECHNOLOGIES INC6 citations73