Kazumasa OKUBO

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Chofu-shi, JP

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Patents Grantslast 30 patents

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
Tank and method for constructing dike
- Patent number 10,184,240
- Issue date Jan 22, 2019
- Kajima Corporation
- Masanori Matsuura
- E04 - BUILDING

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
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
TANK AND METHOD FOR CONSTRUCTING DIKE
- Publication number 20180195264
- Publication date Jul 12, 2018
- KAJIMA CORPORATION
- Masanori MATSUURA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL