KOJI YOKOYAMA

Follow

Person

Osaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Contact device and electromagnetic relay
- Patent number RE49236
- Issue date Oct 4, 2022
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Koji Yokoyama
Information Patent Grant
Contactor and electromagnetic relay
- Patent number 9,799,474
- Issue date Oct 24, 2017
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Satoshi Sakai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Contact device and electromagnetic relay
- Patent number 9,679,707
- Issue date Jun 13, 2017
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Koji Yokoyama
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
ELECTROLYTIC CAPACITOR AND METHOD FOR PRODUCING SAME
- Publication number 20240177940
- Publication date May 30, 2024
- Panasonic Intellectual Property Management Co., Ltd.
- SHINJI KONDOU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTROLYTIC CAPACITOR AND METHOD FOR PRODUCING SAME
- Publication number 20240161985
- Publication date May 16, 2024
- Panasonic Intellectual Property Management Co., Ltd.
- Shinji KONDOU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CONTACT DEVICE AND ELECTROMAGNETIC RELAY
- Publication number 20160300680
- Publication date Oct 13, 2016
- Panasonic Intellectual Property Management Co., Ltd.
- KOJI YOKOYAMA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CONTACTOR AND ELECTROMAGNETIC RELAY
- Publication number 20160300676
- Publication date Oct 13, 2016
- Panasonic Intellectual Property Management Co., Ltd.
- SATOSHI SAKAI
- H01 - BASIC ELECTRIC ELEMENTS