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Nobuhito Hirakawa
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Amagasaki, JP
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Patents Grants
last 30 patents
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Patent Grant
Multi-channel rotary joint
Patent number
6,485,062
Issue date
Nov 26, 2002
Nippon Pillar Packing Co., Ltd.
Junji Omiya
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Quartz pipe joint
Patent number
5,516,159
Issue date
May 14, 1996
Nippon Pillar Packing Co., Ltd.
Nobuhito Hirakawa
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Patents Applications
last 30 patents
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Patent Application
Multi-channel rotary joint
Publication number
20020017785
Publication date
Feb 14, 2002
Junji Omiya
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...