Koji YAMASHITA

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Hyogo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Steel for mechanical structure for cold working, and method for pro...
- Patent number 10,570,478
- Issue date Feb 25, 2020
- Kobe Steel, Ltd.
- Yuki Sasaki
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Steel for mechanical structure for cold working, and method for man...
- Patent number 9,914,990
- Issue date Mar 13, 2018
- Kobe Steel, Ltd.
- Koji Yamashita
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
COLD-WORKABLE MECHANICAL STRUCTURAL STEEL, AND METHOD FOR MANUFACTU...
- Publication number 20240150861
- Publication date May 9, 2024
- Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Koji YAMASHITA
- C21 - METALLURGY OF IRON
Information Patent Application
MECHANICAL STRUCTURE STEEL FOR COLD-WORKING AND MANUFACTURING METHO...
- Publication number 20220106670
- Publication date Apr 7, 2022
- Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Koji YAMASHITA
- C21 - METALLURGY OF IRON
Information Patent Application
TITANIUM PLATE, PLATE FOR HEAT EXCHANGER, AND SEPARATOR FOR FUEL CELL
- Publication number 20180047996
- Publication date Feb 15, 2018
- Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Yoshinori ITO
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
STEEL FOR MECHANICAL STRUCTURE FOR COLD WORKING, AND METHOD FOR PRO...
- Publication number 20170130295
- Publication date May 11, 2017
- Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Yuki SASAKI
- C21 - METALLURGY OF IRON
Information Patent Application
STEEL FOR MECHANICAL STRUCTURE FOR COLD WORKING, AND METHOD FOR MAN...
- Publication number 20150041029
- Publication date Feb 12, 2015
- Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Koji Yamashita
- C21 - METALLURGY OF IRON