P

Inventor

PORTERFIELD JOHN

US13 patents
⚠️ This page may combine multiple inventors who share the name “PORTERFIELD JOHN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

VALVANO JONATHAN W

5 patents

FELDMAN MARC D

4 patents

PORTERFIELD JOHN

2 patents

UNIV TEXAS

1 patent

FELDMAN MARC DAVID

1 patent