Inventor

CHANG FENG-YUAN

TW2 patents

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

SPRINGSOFT USA INC

1 patent

US7707536B2Apr 27, 2010

V-shaped multilevel full-chip gridless routing

SPRINGSOFT USA INC16 citations78

UNITED MICROELECTRONICS CORP

1 patent

US6582858B2Jun 24, 2003

Alternating phase shifting mask

UNITED MICROELECTRONICS CORP8 citations70