Inventor

BROWN ROBERT P

US4 patents

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

3M INNOVATIVE PROPERTIES COMPANY

2 patents

US12286382B2Apr 29, 2025

Granules

3M INNOVATIVE PROPERTIES COMPANY0 citations48

US12571214B2Mar 10, 2026

Ceramic granules with a photocatalytic coating and method of making

3M INNOVATIVE PROPERTIES COMPANY0 citations41

3M INNOVATIVE PROPERTIES CO

1 patent

US11414342B2Aug 16, 2022

Glass granule having a zoned structure

3M INNOVATIVE PROPERTIES CO3 citations69

DRESSER IND

1 patent

US4168089ASep 18, 1979

Service connector for plastic gas main

DRESSER IND9 citations65