RS

Richard Stevenson

AC Apd Cryogenics: 1 patents #8 of 19Top 45%
IG Intermagnetics General: 1 patents #12 of 29Top 45%
Overall (All Time): #1,643,247 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5622644 Mixed gas R-12 refrigeration apparatus Mikhail Boyarsky, Boris Yudin, Oleg N. Podcherniev 1997-04-22
5425890 Substitute refrigerant for dichlorodifluoromethane refrigeration systems Boris Yudin, Mikhail Boyarsky, Oleg N. Podcherniev 1995-06-20
5360566 Hydrocarbon refrigerant for closed cycle refrigerant systems 1994-11-01