Masashi Oikawa

Follow

Person

Itami-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Tension measuring method
- Patent number 11,480,635
- Issue date Oct 25, 2022
- Kyoto University
- Kazuhiko Tsukada
- G01 - MEASURING TESTING
Information Patent Grant
Coated PC steel stranded cable
- Patent number 10,815,664
- Issue date Oct 27, 2020
- Sumitomo Electric Industries, Ltd
- Masashi Oikawa
- E04 - BUILDING
Information Patent Grant
Concrete-reinforcing shaped body, method of manufacturing the same,...
- Patent number 10,357,897
- Issue date Jul 23, 2019
- Sumitomo Electric Industries, Ltd
- Masato Yamada
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Tension measurement apparatus
- Patent number 8,890,516
- Issue date Nov 18, 2014
- Sumitomo (SEI) Steel Wire Corp.
- Kazuhiko Tsukada
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL FIBER-EMBEDDED PC STEEL STRAND, STRAIN MEASUREMENT DEVICE,...
- Publication number 20240280423
- Publication date Aug 22, 2024
- Sumitomo Electric Industries, Ltd.
- Noboru UEDA
- G01 - MEASURING TESTING
Information Patent Application
TENSION MEASURING METHOD
- Publication number 20220075011
- Publication date Mar 10, 2022
- KYOTO UNIVERSITY
- Kazuhiko TSUKADA
- G01 - MEASURING TESTING
Information Patent Application
STRANDED WIRE
- Publication number 20200190735
- Publication date Jun 18, 2020
- Sumitomo Electric Industries, Ltd.
- Masashi OIKAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COATED PC STEEL STRANDED CABLE
- Publication number 20180274237
- Publication date Sep 27, 2018
- Sumitomo (SEI) Steel Wire Corp.
- Masashi Oikawa
- D07 - ROPES CABLES OTHER THAN ELECTRIC
Information Patent Application
CONCRETE-REINFORCING SHAPED BODY, METHOD OF MANUFACTURING THE SAME,...
- Publication number 20180036910
- Publication date Feb 8, 2018
- Sumitomo (SEI) Steel Wire Corp.
- Masato Yamada
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
TENSION MEASUREMENT APPARATUS
- Publication number 20100315076
- Publication date Dec 16, 2010
- Sumitomo (SEI) Steel Wire Corp.
- Kazuhiko Tsukada
- G01 - MEASURING TESTING