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Yokohama, Japan

Masaaki Doi

USPTO Granted Patents = 6

Average Co-Inventor Count = 1.9

ph-index = 5

Forward Citations = 109(Granted Patents)

Location History:

Kashiwa, JP (1992 - 1994)
Kanagawa, JP (1995)
Yokohama, JP (1995 - 2006)

Company Filing History:

Nikon Corporation

Years Active: 1992-2006

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6 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7098992 - Light source unit and wavelength stabilizing control method, exposure apparatus and exposure method, method of making exposure apparatus, and device manufacturing method and device (2006-08-29),

2. 6894826 - Light source unit and light irradiation unit, and device manufacturing method (2005-05-17),

3. 5452382 - Optical waveguide device and optical microscope using the same (1995-09-19),

4. 5432881 - Optical waveguide with overlapping diffusion regions containing (1995-07-11),

5. 5293291 - Optical integrated device for magneto-optical reproducing head (1994-03-08),

6. 5140654 - Optical waveguide device for polarization rotation (1992-08-18),

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