Inventor
OKUBO KAZUMASA
JP9 patents
⚠️ This page may combine multiple inventors who share the name “OKUBO KAZUMASA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIHON DENSHIZAIRYO KK
6 patentsUS5670889ASep 23, 1997
Probe card for maintaining the position of a probe in high temperature application
NIHON DENSHIZAIRYO KK136 citations96
US6853208B2Feb 8, 2005
Vertical probe card
NIHON DENSHIZAIRYO KK64 citations95
US6300783B1Oct 9, 2001
Probe, manufacture of same, and vertically operative type probe card assembly employing same
NIHON DENSHIZAIRYO KK45 citations95
US5134365AJul 28, 1992
Probe card in which contact pressure and relative position of each probe end are correctly maintained
NIHON DENSHIZAIRYO KK115 citations94
US5055778AOct 8, 1991
Probe card in which contact pressure and relative position of each probe end are correctly maintained
NIHON DENSHIZAIRYO KK97 citations94
US6294922B1Sep 25, 2001
Probe for testing a semiconductor integrated circuit
NIHON DENSHIZAIRYO KK28 citations92