John Frederick Runyon

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St. Paul, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Detecting transducer position precisely with a reusable sensor asse...
- Patent number 7,023,643
- Issue date Apr 4, 2006
- Seagate Technology LLC
- John Frederick Runyon
- G11 - INFORMATION STORAGE
Information Patent Grant
Guides for magnetic tape and method of making the same
- Patent number 5,860,612
- Issue date Jan 19, 1999
- Imation Corp.
- John F. Runyon
- G11 - INFORMATION STORAGE
Information Patent Grant
Guides for magnetic tape and method of making the same
- Patent number 5,772,143
- Issue date Jun 30, 1998
- Imation Corp.
- John F. Runyon
- G11 - INFORMATION STORAGE
Information Patent Grant
Drive roller torque reference cartridge
- Patent number 5,337,608
- Issue date Aug 16, 1994
- Minnesota Mining and Manufacturing Company
- Daniel Egan
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Detecting transducer position precisely with a reusable sensor asse...
- Publication number 20030039055
- Publication date Feb 27, 2003
- John Frederick Runyon
- G11 - INFORMATION STORAGE