Jan Magnus Andersson

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Bristol, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Diamond coated cutting tool insert
- Patent number 6,051,079
- Issue date Apr 18, 2000
- Sandvik AB
- Jan Magnus Andersson
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Mine roof drill bit and cutting insert therefor
- Patent number 5,996,715
- Issue date Dec 7, 1999
- Sandvik Rock Tools, Inc.
- Kent Peay
- E21 - EARTH DRILLING MINING
Information Patent Grant
Diamond coated cutting tool insert and method of making same
- Patent number 5,837,071
- Issue date Nov 17, 1998
- Sandvik AB
- Jan Magnus Andersson
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Mine roof drill bit and cutting insert therefor
- Patent number 5,829,540
- Issue date Nov 3, 1998
- Sandvik Rock Tools, Inc.
- Kent Peay
- E21 - EARTH DRILLING MINING
Information Patent Grant
Tool comprised of a holder body and a hard insert and method of usi...
- Patent number 5,417,475
- Issue date May 23, 1995
- Sandvik AB
- Alexander B. Graham
- E21 - EARTH DRILLING MINING