CH

Chikara Hirayama

WE Westinghouse Electric: 5 patents #593 of 5,139Top 15%
NP North American Philips: 1 patents #281 of 645Top 45%
UE US Dept of Energy: 1 patents #1,355 of 5,099Top 30%
📍 Murrysville, PA: #134 of 521 inventorsTop 30%
🗺 Pennsylvania: #11,794 of 74,527 inventorsTop 20%
Overall (All Time): #768,844 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
4828672 Unitary self-generating reference gas sensor Ching-Yu Lin 1989-05-09
4639639 High-pressure sodium vapor lamp and ternary amalgam therefor Kenneth F. Andrew 1987-01-27
4451924 Mercury halide lasers utilizing electrodes coated with a getter Chi-Sheng Liu 1984-05-29
4427525 Dual gas measuring solid electrolyte electrochemical cell apparatus Ching-Yu Lin 1984-01-24
4397888 Thick film sensor for hydrogen and carbon monoxide Lymperios N. Yannopoulos 1983-08-09
4377460 Solid electrolyte gas sensing apparatus Ching-Yu Lin 1983-03-22
4330347 Resistive coating for current conductors in cryogenic applications George R. Wagner 1982-05-18