RK

Richard Kieffer

SA Sandvik Ab: 2 patents #28 of 180Top 20%
📍 Wien, CA: #24 of 28 inventorsTop 90%
Overall (All Time): #1,431,852 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10981173 Endothermic syringe sleeve 2021-04-20
4342594 Cemented carbide Peter Ettmayer 1982-08-03
4212671 Cemented carbide containing molybdenum tungsten carbonitride having WC type structure Peter Ettmayer 1980-07-15