Membership
Tour
Register
Log in
Walter Francis Johnston
Follow
Person
Tallmadge, OH, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Compositions of polycondensed branched polyester polymers and aroma...
Patent number
6,214,897
Issue date
Apr 10, 2001
Shell Oil Company
Deborah Ann Snell Tung
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Compositions of polycondensed branched polyester polymers and aroma...
Patent number
6,100,307
Issue date
Aug 8, 2000
Shell Oil Company
Deborah Ann Snell Tung
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Compositions of polycondensed branched polyester polymers and aroma...
Patent number
6,080,824
Issue date
Jun 27, 2000
Shell Oil Company
Deborah Ann Snell Tung
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Compositions of polycondensed branched polyester polymers and aroma...
Patent number
6,025,405
Issue date
Feb 15, 2000
Shell Oil Company
Deborah Ann Snell Tung
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Cellularized polyesters
Patent number
5,641,549
Issue date
Jun 24, 1997
Shell Oil Company
Walter Francis Johnston
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Nucleation of crystallization in polyesters
Patent number
5,431,972
Issue date
Jul 11, 1995
Shell Oil Company
Donald E. Richeson
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Polyester composition which is particularly suitable for use in the...
Patent number
5,023,137
Issue date
Jun 11, 1991
The Goodyear Tire & Rubber Company
Richard R. Smith
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...