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Kawanishi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method of forming a highly pure thin film and apparatus therefor
Patent number
6,039,847
Issue date
Mar 21, 2000
Agency of Industrial Science and Technology
Akiyoshi Chayahara
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for production of SiO.sub.2 glass material having regions ch...
Patent number
5,763,340
Issue date
Jun 9, 1998
Agency of Industrial Science & Technology, Ministry of International Trade &...
Junji Nishii
G02 - OPTICS
Information
Patent Grant
Seal or bearing
Patent number
5,700,546
Issue date
Dec 23, 1997
Ebara Corporation
Kanenaga Fujii
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for extracting ion current from space of high vacuum into sp...
Patent number
5,637,880
Issue date
Jun 10, 1997
Agency of Industrial Science & Technology Ministry of International Trade & I...
Yuji Horino
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light source unit for a business machine
Patent number
4,924,357
Issue date
May 8, 1990
Japan as represented by Director General of Agency of Industrial Science and...
Hiroshi Yamashita
G02 - OPTICS
Information
Patent Grant
Illuminating device
Patent number
4,733,332
Issue date
Mar 22, 1988
Agency of Industrial Science and Technology
Hiroshi Yamashita
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Branch structures for rod-type optical transmission lines
Patent number
4,673,243
Issue date
Jun 16, 1987
Director-General of Agency of Industrial Science & Technology
Hiroshi Yamashita
G02 - OPTICS