Katsutoshi Sumitani

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Amagasaki-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Threaded joint for steel pipe
- Patent number 9,568,126
- Issue date Feb 14, 2017
- Nippon Steel & Sumitomo Metal Corporation
- Masayoshi Sasaki
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Coating apparatus for applying a UV curable resin to a threaded end...
- Patent number 9,205,441
- Issue date Dec 8, 2015
- Nippon Steel & Sumitomo Metal Corporation
- Masayoshi Sasaki
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Tubular threaded joint
- Patent number 7,823,931
- Issue date Nov 2, 2010
- Sumitomo Metal Industries, Ltd.
- Takahiro Hamamoto
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Slim-type threaded joint for oil well pipes
- Patent number 6,755,444
- Issue date Jun 29, 2004
- Sumitomo Metal Industries, Ltd.
- Katsutoshi Sumitani
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Pipe joint
- Patent number 6,698,802
- Issue date Mar 2, 2004
- Sumitomo Metal Industries, Ltd.
- Shigeo Nagasaku
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
THREADED JOINT FOR STEEL PIPE
- Publication number 20150130182
- Publication date May 14, 2015
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Masayoshi Sasaki
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
COATING APPARATUS FOR APPLYING A UV CURABLE RESIN TO A THREADED END...
- Publication number 20130228122
- Publication date Sep 5, 2013
- VALLOUREC MANNESMANN OIL & GAS FRANCE
- Masayoshi Sasaki
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
Tubular threaded joint
- Publication number 20090200798
- Publication date Aug 13, 2009
- Takahiro Hamamoto
- E21 - EARTH DRILLING MINING
Information Patent Application
SLIM-TYPE THREADED JOINT FOR OIL WELL PIPES
- Publication number 20040075275
- Publication date Apr 22, 2004
- Katsutoshi Sumitani
- E21 - EARTH DRILLING MINING
Information Patent Application
Joint with tapered threads
- Publication number 20030132633
- Publication date Jul 17, 2003
- Jun Maeda
- E21 - EARTH DRILLING MINING
Information Patent Application
Pipe joint
- Publication number 20030122378
- Publication date Jul 3, 2003
- Shigeo Nagasaku
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...