Inventor
TANG WADE WAI-CHUNG
US5 patents
⚠️ This page may combine multiple inventors who share the name “TANG WADE WAI-CHUNG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
4 patentsUS5625609AApr 29, 1997
Multiple data layer optical disk drive system with fixed aberration correction and optimum interlayer spacing
IBM65 citations95
US5874147AFeb 23, 1999
Column III metal nitride films as phase change media for optical recording
IBM21 citations92
US5761188AJun 2, 1998
Optical data storage system with multiple rewritable phase change recording layers
IBM42 citations91
US5666344ASep 9, 1997
Multiple data surface optical data storage system
IBM19 citations83