Hiroshi Shirahata

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Tomioka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Rivet-type contact and method for manufacturing the same
- Patent number 11,145,478
- Issue date Oct 12, 2021
- Tanaka Kikinzoku Kogyo K.K.
- Masao Kuroda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Rivet-type contact and method for manufacturing the same
- Patent number 10,490,376
- Issue date Nov 26, 2019
- Tanaka Kikinzoku Kogyo K.K.
- Masao Kuroda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Silver and copper alloyed rivet contact
- Patent number 9,666,382
- Issue date May 30, 2017
- Tanaka Kikinzoku Kogyo K.K.
- Masao Kuroda
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
RIVET-TYPE CONTACT AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20200090890
- Publication date Mar 19, 2020
- Tanaka Kikinzoku Kogyo K.K.
- Masao KURODA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
RIVET-TYPE CONTACT AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20160217956
- Publication date Jul 28, 2016
- TANAKA KIKINZOKU KOGYO K.K.
- Masao KURODA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
RIVET CONTACT AND METHOD FOR PRODUCING SAME
- Publication number 20160064157
- Publication date Mar 3, 2016
- Masao KURODA
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...