Roger I. Burrows

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Southport, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Magnetically interactive substrate for a book
- Patent number 6,547,626
- Issue date Apr 15, 2003
- Sandvik Innovations LLC
- Roger I. Burrows
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Three-dimensional surface treatment for a book
- Patent number 6,419,543
- Issue date Jul 16, 2002
- Sandvik Innovations LLC
- Roger I. Burrows
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Magnetically interactive substrate for a book
- Patent number 6,217,405
- Issue date Apr 17, 2001
- Sandvik Publishing Ltd.
- Roger I. Burrows
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS