Douglas E. Earl

Follow

Person

St. Paul, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Polyurethane foam article
- Patent number 9,133,296
- Issue date Sep 15, 2015
- 3M Innovative Properties Company
- Elizabeth A. Sargent
- B24 - GRINDING POLISHING
Information Patent Grant
Method and apparatus for attenuating optical chatter marks on a fin...
- Patent number 5,512,009
- Issue date Apr 30, 1996
- Minnesota Mining and Manufacturing Company
- Douglas E. Earl
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
POLYURETHANE FOAM ARTICLE
- Publication number 20140295741
- Publication date Oct 2, 2014
- Elizabeth A. Sargent
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL