Inventor
WATANABE TAKAYOSHI
JP15 patents
⚠️ This page may combine multiple inventors who share the name “WATANABE TAKAYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
9 patentsUS6305230B1Oct 23, 2001
Connector and probing system
HITACHI LTD79 citations95
US4713494ADec 15, 1987
Multilayer ceramic circuit board
HITACHI LTD66 citations95
US6566150B2May 20, 2003
Semiconductor device and manufacturing method thereof including a probe test step and a burn-in test step
HITACHI LTD15 citations92
US6455335B1Sep 24, 2002
Semiconductor device and manufacturing method thereof including a probe test step and a burn-in test step
HITACHI LTD17 citations92
US5256247AOct 26, 1993
Liquid etchant composition for thin film resistor element
HITACHI LTD40 citations92
US7390732B1Jun 24, 2008
Method for producing a semiconductor device with pyramidal bump electrodes bonded onto pad electrodes arranged on a semiconductor chip
HITACHI LTD12 citations83
US6197603B1Mar 6, 2001
Semiconductor device and manufacturing method thereof including a probe test step and a burn-in test step
HITACHI LTD12 citations82
US7285430B2Oct 23, 2007
Connection device and test system
HITACHI LTD3 citations62
US7198962B2Apr 3, 2007
Semiconductor device and manufacturing method thereof including a probe test step and a burn-in test step
HITACHI LTD3 citations62