Eric Holroyd

Person

Knutsford, GB

People

Patents Grantslast 30 patents

Information Patent Grant
Carbon black incorporation in polymeric material
- Patent number 5,626,806
- Issue date May 6, 1997
- Holroyd Associates Limited
- Eric Holroyd
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Apparatus and method for manufacturing two pneumatic tires
- Patent number 5,190,605
- Issue date Mar 2, 1993
- Bridgestone/Firestone Inc.
- Eric Holroyd
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Tire building form having coaxial discs
- Patent number 5,127,978
- Issue date Jul 7, 1992
- Apsley Metals Limited
- Eric Holroyd
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Bead filler construction
- Patent number 5,114,512
- Issue date May 19, 1992
- Bridgestone/Firestone Inc.
- Eric Holroyd
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method for constructing a bead reinforcement with alternate winding...
- Patent number 5,100,490
- Issue date Mar 31, 1992
- Bridgestone/Firestone, Inc.
- Eric Holroyd
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Flexible reinforced polymeric material and a method of forming such...
- Patent number 5,098,768
- Issue date Mar 24, 1992
- Bridgestone/Firestone Inc.
- Eric Holroyd
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Reinforced polymeric article
- Patent number 5,045,376
- Issue date Sep 3, 1991
- Bridgestone/Firestone, Inc.
- Eric Holroyd
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle tire mold
- Patent number 4,992,035
- Issue date Feb 12, 1991
- Apsley Metals Limited
- Eric Holroyd
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method of manufacture of tire using an annular mold to form a multi...
- Patent number 4,983,239
- Issue date Jan 8, 1991
- Apsley Metals Limited
- Eric Holroyd
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Pneumatic tire having carcass ply end portions anchored in each bea...
- Patent number 4,967,821
- Issue date Nov 6, 1990
- Apsley Metals Limited
- Eric Holroyd
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method for the manufacture of a pneumatic tire
- Patent number 4,929,292
- Issue date May 29, 1990
- Apsley Metals Limited
- Eric Holroyd
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method of manufacture of tires and apparatus therefore
- Patent number 4,921,673
- Issue date May 1, 1990
- Apsley Metals Limited
- Eric Holroyd
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Molding of elastomeric material components
- Patent number 4,743,322
- Issue date May 10, 1988
- Apsley Metals Limited
- Eric Holroyd
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Manufacture of vehicle tires
- Patent number 4,738,738
- Issue date Apr 19, 1988
- Apsley Metals Limited
- Eric Holroyd
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Manufacture of non-woven fabric
- Patent number 4,602,973
- Issue date Jul 29, 1986
- Apsley Metals Limited
- Eric Holroyd
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Reinforced structures
- Patent number 4,409,059
- Issue date Oct 11, 1983
- W & A Bates Limited
- Eric Holroyd
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Reinforced structures
- Patent number 4,401,493
- Issue date Aug 30, 1983
- W & A Bates Limited
- George K. Bailey
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Reinforced articles
- Patent number 4,399,187
- Issue date Aug 16, 1983
- W & A Bates Limited
- Eric Holroyd
- B60 - VEHICLES IN GENERAL

Eric Holroyd

Person

Patents Grantslast 30 patents

Carbon black incorporation in polymeric material

Apparatus and method for manufacturing two pneumatic tires

Tire building form having coaxial discs

Bead filler construction

Method for constructing a bead reinforcement with alternate winding...

Flexible reinforced polymeric material and a method of forming such...

Reinforced polymeric article

Vehicle tire mold

Method of manufacture of tire using an annular mold to form a multi...

Pneumatic tire having carcass ply end portions anchored in each bea...

Method for the manufacture of a pneumatic tire

Method of manufacture of tires and apparatus therefore

Molding of elastomeric material components

Manufacture of vehicle tires

Manufacture of non-woven fabric

Reinforced structures

Reinforced structures

Reinforced articles