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Inventor

ZHANG YINGCHAO

US14 patents
⚠️ This page may combine multiple inventors who share the name “ZHANG YINGCHAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PPG IND OHIO INC

6 patents

ZHANG YINGCHAO

3 patents

HEXION INC

2 patents

PPG INDUSTRIES INC

1 patent

MOMENTIVE SPECIALTY CHEM INC

1 patent

GUO YANG INTL MICROBIOLOGY GROUP

1 patent