RK

Ronald Gregory Klopfer

ET Etalim: 1 patents #1 of 4Top 25%
📍 North Vancouver, CA: #28 of 93 inventorsTop 35%
Overall (2017): #263,183 of 506,227Top 55%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9664181 Thermoacoustic transducer apparatus including a transmission duct Thomas Steiner, Briac Medard de Chardon, Kristjan Gottfried 2017-05-30