James L. Chao

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Milpitas, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Thin overlayer for magnetic recording disk
- Patent number 6,358,636
- Issue date Mar 19, 2002
- HMT Technology Corporation
- Ming M. Yang
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Magnetic recording medium having a nitrogen-containing barrier layer
- Patent number 6,146,737
- Issue date Nov 14, 2000
- HMT Technology Corporation
- Sudhir S. Malhotra
- G11 - INFORMATION STORAGE
Information Patent Grant
Device for texturing a disc substrate
- Patent number 5,810,648
- Issue date Sep 22, 1998
- HMT Technology Corporation
- Zhaoguo Jiang
- B24 - GRINDING POLISHING
Information Patent Grant
Lubricant composition and method
- Patent number 5,587,217
- Issue date Dec 24, 1996
- HMT Technology Corporation
- James L. Chao
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Magnetic recording disk with overcoat thickness gradient between a...
- Patent number 5,520,981
- Issue date May 28, 1996
- HMT Technology Corporation
- Ming M. Yang
- G11 - INFORMATION STORAGE