Patents/Inventors

Koji Matsui

YamaguchiJP6 patents

5 Patents

US126075692026
Visual Inspection System for Annular Product
DAIICHI JITSUGYO VISWILL CO., Ltd.
0 cites
US125705792026
Sintered Body and Method for Producing the Same
TOSOH CORPORATION
0 cites
US125366412026
Visual Inspection System for Annular Product
DAIICHI JITSUGYO VISWILL CO., Ltd.
0 cites
US123916212025
Sintered Body, Powder and Method for Producing the Same
TOSOH CORPORATION
0 cites
US121184222024
Personal Identification Medium
TOPPAN PRINTING CO., Ltd.
0 cites