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Koichi Abe
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Ottawa, CA
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last 30 patents
Information
Patent Grant
Optical waveguide manufacture
Patent number
4,772,302
Issue date
Sep 20, 1988
Northern Telecom Limited
Koichi Abe
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Optical fiber
Patent number
4,648,891
Issue date
Mar 10, 1987
Northern Telecom Limited
Koichi Abe
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method for manufacturing optical waveguide
Patent number
4,643,751
Issue date
Feb 17, 1987
Northern Telecom Limited
Koichi Abe
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Manufacture of an optical fiber preform with micro-wave plasma acti...
Patent number
4,292,063
Issue date
Sep 29, 1981
Northern Telecom Limited
Koichi Abe
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...