ZI

Zenji Ishikawa

NI Ngk Insulators: 5 patents #566 of 2,083Top 30%
📍 Anjo, JP: #541 of 1,609 inventorsTop 35%
Overall (All Time): #1,042,942 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6647779 Temperature sensing resistance element and thermal flow sensor using same Fujio Ishiguro 2003-11-18
5315871 Thermal flowmeter with detecting element supported by supports having engaging portions Yasuhito Yajima, Syuichi Yamauchi 1994-05-31
5280264 Resistor element having lead wire consisting of wire rod and covering alloy layer Yasuhito Yajima, Fujio Ishiguro 1994-01-18
5224378 Thermal flowmeter with detecting element supported by supports having engaging portions Yasuhito Yajima, Syuichi Yamauchi 1993-07-06
5168256 Resistor element using conductors having relatively low thermal conductivity Fujio Ishiguro 1992-12-01