Inventor

MARCHESE-RAGONA SILVIO P

US2 patents

⚠️ This page may combine multiple inventors who share the name “MARCHESE-RAGONA SILVIO P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CHAPMAN INSTR INC

1 patent

US5986753ANov 16, 1999

Wafer holding and orienting fixture for optical profilometry

CHAPMAN INSTR INC30 citations88

CHAPMAN INSTR

1 patent

US6157450ADec 5, 2000

Automated optical surface profile measurement system

CHAPMAN INSTR52 citations86