Frank C. Bumb Jr.

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Sunnyvale, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Systems using superimposed, orthogonal buried servo signals
- Patent number 5,321,570
- Issue date Jun 14, 1994
- Michael I. Behr
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of reading and writing data transitions on side-by-side trac...
- Patent number 5,293,281
- Issue date Mar 8, 1994
- Michael I. Behr
- G11 - INFORMATION STORAGE
Information Patent Grant
System using superimposed, orthogonal buried servo signals
- Patent number 5,223,994
- Issue date Jun 29, 1993
- Michael I. Behr
- G11 - INFORMATION STORAGE
Information Patent Grant
Systems using superimposed, orthogonal buried servo signals
- Patent number 5,132,861
- Issue date Jul 21, 1992
- Michael I. Behr
- G11 - INFORMATION STORAGE