Inventor
TOMITA KOUJI
JP12 patents
⚠️ This page may combine multiple inventors who share the name “TOMITA KOUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DAINIPPON PRINTING CO LTD
6 patentsUS6703696B2Mar 9, 2004
Semiconductor package
DAINIPPON PRINTING CO LTD86 citations95
US6882048B2Apr 19, 2005
Lead frame and semiconductor package having a groove formed in the respective terminals for limiting a plating area
DAINIPPON PRINTING CO LTD23 citations92
US6744118B2Jun 1, 2004
Frame for semiconductor package
DAINIPPON PRINTING CO LTD21 citations92
US6703694B2Mar 9, 2004
Frame for semiconductor package including plural lead frames having thin parts or hollows adjacent the terminal roots
DAINIPPON PRINTING CO LTD2 citations62
US7247515B2Jul 24, 2007
Frame for semiconductor package
DAINIPPON PRINTING CO LTD0 citations51
US6897549B2May 24, 2005
Frame for semiconductor package
DAINIPPON PRINTING CO LTD0 citations51
IDEMITSU PETROCHEMICAL CO
4 patentsUS5856568AJan 5, 1999
Process for inhibiting polymerization of a vinyl compound
IDEMITSU PETROCHEMICAL CO11 citations73
US5886220AMar 23, 1999
Process for preventing polymerization of vinyl compound
IDEMITSU PETROCHEMICAL CO2 citations59
US4835308AMay 30, 1989
Process for producing trimellitic acid
IDEMITSU PETROCHEMICAL CO6 citations56
US6051735AApr 18, 2000
Process for preventing polymerization of vinyl compound
IDEMITSU PETROCHEMICAL CO0 citations48