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Patent applications and USPTO patent grants for Leung; Wai C..The latest application filed is for "magnetic read/write head having electromagnetic field cancellation element".
Patent | Date |
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Magnetic read/write head having electromagnetic field cancellation element Grant 6,407,891 - Chang , et al. June 18, 2 | 2002-06-18 |
Magnetic tester for disk surface scan Grant 6,330,122 - Chang , et al. December 11, 2 | 2001-12-11 |
Method and apparatus for optically measuring characteristics of a thin film by directing a P-polarized beam through an integrating sphere at the brewster's angle of the film Grant 4,873,430 - Juliana , et al. October 10, 1 | 1989-10-10 |
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