Coating processes – Optical element produced – Polarizer – windshield – optical fiber – projection screen – or...
Patent
1997-03-26
1999-02-02
Bell, Janyce
Coating processes
Optical element produced
Polarizer, windshield, optical fiber, projection screen, or...
427271, 427287, 427555, B05D 506
Patent
active
058662006
ABSTRACT:
A process for producing an optical waveguide device including a substrate and a ridge-shaped optical waveguide projected at a main plane of the substrate, comprising the steps of: forming said ridge shaped optical waveguide at the main plane of the substrate by abrasion working.
REFERENCES:
patent: 3873339 (1975-03-01), Hudson
patent: 5106211 (1992-04-01), Chiang et al.
patent: 5363462 (1994-11-01), Hung et al.
patent: 5368900 (1994-11-01), Jelley et al.
Imaeda Minoru
Kato Kenji
Kawaguchi Tatsuo
Oguchi Takashi
Yoshino Takashi
Bell Janyce
NGK Insulators Ltd.
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