P

Inventor

SPISSELL RICHARD T

US4 patents
⚠️ This page may combine multiple inventors who share the name “SPISSELL RICHARD T”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

EXXONMOBIL RES & ENG CO

2 patents

WU MARGARET MAY-SOM

1 patent

EXXONMOBIL CHEM PATENTS INC

1 patent