Jeffery Lee Petrehn

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Fremont, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Patterned magnetic media via thermally induced phase transition
- Patent number 6,749,904
- Issue date Jun 15, 2004
- Seagate Technology LLC
- Connie Chunling Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
Control of magnetic film grain structure by modifying Ni-P plating...
- Patent number 6,524,724
- Issue date Feb 25, 2003
- Seagate Technology LLC
- Yuanda Randy Cheng
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Patterned magnetic media via thermally induced phase transition
- Patent number 6,387,530
- Issue date May 14, 2002
- Seagate Technology LLC
- Connie Chunling Liu
- B82 - NANO-TECHNOLOGY