P

Inventor

PLECHA STANISLAW

US17 patents
⚠️ This page may combine multiple inventors who share the name “PLECHA STANISLAW”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GRACE W R & CO

7 patents

ADVANCED REFINING TECHNOLOGIES LLC

7 patents

EXXON RESEARCH ENGINEERING CO

3 patents