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Takuya Ishida
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Sanda-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Check valve
Patent number
6,564,828
Issue date
May 20, 2003
Nippon Pillar Packing Co., Ltd.
Takuya Ishida
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Inner ring press-insertion jig for a pipe member made of resin
Patent number
6,550,119
Issue date
Apr 22, 2003
Nippon Pillar Packing Co., Ltd.
Takuya Ishida
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Synthetic resin-made fastening-limiting device for a joint fastenin...
Patent number
6,334,632
Issue date
Jan 1, 2002
Nippon Pillar Packing Co., Ltd.
Kiyoshi Nishio
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Inner ring press-insertion jig for a pipe joint made of resin
Patent number
6,324,739
Issue date
Dec 4, 2001
Nippon Pillar Packing Co., Ltd.
Makoto Fujii
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Heat exchanger and a method of producing the same
Patent number
6,269,871
Issue date
Aug 7, 2001
Nippon Pillar Packing Co., Ltd.
Kiyoshi Nishio
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Synthetic resin-made fastening-limiting device for a joint fastenin...
Patent number
6,142,535
Issue date
Nov 7, 2000
Nippon Pillar Packing Co., Ltd.
Kiyoshi Nishio
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Patents Applications
last 30 patents
Information
Patent Application
Inner ring press-insertion jig for a pipe member made of resin
Publication number
20020042979
Publication date
Apr 18, 2002
Nippon Pillar Packing Co., Ltd.
Takuya Ishida
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC