Benny Berggren

Person

Vallingby, SE

People

Patents Grantslast 30 patents

Information Patent Grant
Arrangement for controlling the microwave power of magnetrons
- Patent number 4,939,331
- Issue date Jul 3, 1990
- Alfastar AB
- Benny Berggren
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and arrangement for controlling output power of a plurality...
- Patent number 4,939,330
- Issue date Jul 3, 1990
- Alfastar AB
- Benny Berggren
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus using microwave energy for heating continuously passing g...
- Patent number 4,870,236
- Issue date Sep 26, 1989
- Alfastar AB
- Benny Berggren
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for retreading vehicle tires
- Patent number 4,559,093
- Issue date Dec 17, 1985
- Q & Q Retreading System AB
- Benny Berggren
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Tie-gum layer for retreading vehicle tires
- Patent number 4,557,775
- Issue date Dec 10, 1985
- Q & Q Retreading System AB
- Benny Berggren
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method and apparatus for retreading vehicle tires
- Patent number 4,536,242
- Issue date Aug 20, 1985
- Q & Q Retreading System AB
- Ninneh Gripenholt
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method and device for heating by microwave energy
- Patent number 4,476,363
- Issue date Oct 9, 1984
- Stiftelsen Institutet for Mikrovagsteknik vid Tekniska Hogskolan I Stockholm
- Benny Berggren
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Microwave heating device with tapered waveguide
- Patent number 4,401,873
- Issue date Aug 30, 1983
- Stiftelsen Institutet For Mikrovagsteknik
- Benny Berggren
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and apparatus for effecting by microwaves a substantially un...
- Patent number 4,323,745
- Issue date Apr 6, 1982
- Stiftelsen Institutet for Mikrovagsteknik vid Tekniska Hogskolan I Stockholm
- Benny Berggren
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Benny Berggren

Person

Patents Grantslast 30 patents

Arrangement for controlling the microwave power of magnetrons

Method and arrangement for controlling output power of a plurality...

Apparatus using microwave energy for heating continuously passing g...

Method for retreading vehicle tires

Tie-gum layer for retreading vehicle tires

Method and apparatus for retreading vehicle tires

Method and device for heating by microwave energy

Microwave heating device with tapered waveguide

Method and apparatus for effecting by microwaves a substantially un...