Tuan Phan

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Lynwood, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Modulation transfer function test compensation for test pattern dut...
- Patent number 5,959,726
- Issue date Sep 28, 1999
- NeoPath, Inc.
- James K. Riley
- G01 - MEASURING TESTING
Information Patent Grant
Astigmatism measurement apparatus and method based on a focal plane...
- Patent number 5,883,982
- Issue date Mar 16, 1999
- NeoPath, Inc.
- James K. Riley
- G01 - MEASURING TESTING
Information Patent Grant
Separation apparatus and method for measuring focal plane
- Patent number 5,862,265
- Issue date Jan 19, 1999
- NeoPath, Inc.
- James K. Riley
- G01 - MEASURING TESTING
Information Patent Grant
Separation apparatus and method for measuring focal plane
- Patent number 5,642,441
- Issue date Jun 24, 1997
- NeoPath, Inc.
- James K. Riley
- G01 - MEASURING TESTING