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Tetsunori Matsukura
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Sodegaura, JP
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Patents Grants
last 30 patents
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Patent Grant
Optical elements having cured coating film
Patent number
5,472,797
Issue date
Dec 5, 1995
Hoya Corporation
Eiichi Yajima
G02 - OPTICS
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Patent Grant
Modified stannic oxide-zirconium oxide composite sol and process fo...
Patent number
5,460,738
Issue date
Oct 24, 1995
Nissan Chemical Industries Ltd.
Yoshitane Watanabe
B82 - NANO-TECHNOLOGY
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Patent Grant
Coating compositions
Patent number
5,366,545
Issue date
Nov 22, 1994
Hoya Corporation
Eiichi Yajima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...