KY

Kazunari Yonezuka

TA Tdk Electronics Ag: 1 patents #234 of 503Top 50%
📍 Touon, JP: #21 of 34 inventorsTop 65%
Overall (All Time): #4,081,725 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4245146 Heating element made of PTC ceramic material Ryoichi Shioi, Kazumasa Umeya, Hisao Senzaki 1981-01-13