Inventor
OHHATA HIROHITO
JP5 patents
⚠️ This page may combine multiple inventors who share the name “OHHATA HIROHITO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI CHEMICAL CO LTD
4 patentsUS5976912ANov 2, 1999
Fabrication process of semiconductor package and semiconductor package
HITACHI CHEMICAL CO LTD519 citations98
US7187072B2Mar 6, 2007
Fabrication process of semiconductor package and semiconductor package
HITACHI CHEMICAL CO LTD52 citations96
US6365432B1Apr 2, 2002
Fabrication process of semiconductor package and semiconductor package
HITACHI CHEMICAL CO LTD41 citations96
US5504992AApr 9, 1996
Fabrication process of wiring board
HITACHI CHEMICAL CO LTD25 citations91