Inventor

CLARK RALPH

US2 patents

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

ARKEMA FRANCE

1 patent

US7547736B2Jun 16, 2009

Polymeric articles having a textured surface and frosted appearance

ARKEMA FRANCE9 citations76

BUSSCO ENGINEERING INC

1 patent

US4554615ANov 19, 1985

Electrically conducting panel and method of making same

BUSSCO ENGINEERING INC6 citations54