Inventor

MELVIN MARK

US2 patents

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

NALCO CHEMICAL CO

1 patent

US4758353AJul 19, 1988

Removal of heavy metals from waste streams

NALCO CHEMICAL CO49 citations83

SEMICONDUCTOR COMPONENTS IND LLC

1 patent

US10089989B2Oct 2, 2018

Method and apparatus for a low power voice trigger device

SEMICONDUCTOR COMPONENTS IND LLC0 citations37