Inventor

WILLIS MARK S

US3 patents

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

IMERYS KAOLIN INC

1 patent

US6312511B1Nov 6, 2001

Kaolin clays and methods of making and using same

IMERYS KAOLIN INC36 citations89

GEORGIA KAOLIN CO

1 patent

US4687546AAug 18, 1987

Method of concentrating slurried kaolin

GEORGIA KAOLIN CO38 citations88

DRY BRANCH KAOLIN COMPANY

1 patent

US6006920ADec 28, 1999

Brightness, reduced impurity clays and methods of making same

DRY BRANCH KAOLIN COMPANY17 citations80