Inventor

TIRPAK MICHAEL R

3 patents

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

RICHARDSON CO

2 patents

US4133797AJan 9, 1979

Mineral-filled, high impact polyolefin molding compositions

RICHARDSON CO18 citations79

US4006037AFeb 1, 1977

Mineral filled, high impact, polyolefin molding compositions

RICHARDSON CO9 citations71

RICHARDSON CORP

1 patent

US4115478ASep 19, 1978

High impact polymer and process for its production

RICHARDSON CORP7 citations60