Inventor · disambiguated record
Rex D. Leonard
Also filed as: HULSTYN JAN · LEONARD REX D
5 granted patents·249 citations·filing 1979–1994
84Inventor score
Top patents by PatentIndex Score
5 records- 0194US4211086ACryogenic breathing systemBEATRICE FOODS CO·Filed 1979·Granted Jul 8, 1980·123 cites·19 claims
- 0274US4838034ACompressed-gas power source for portable gas-driven toolsINT CRYOGENICS INC·Filed 1988·Granted Jun 13, 1989·43 cites·8 claims
- 0362US5419143ACryogenic apparatus for sample protection in a dewarINT CRYOGENICS INC·Filed 1994·Granted May 30, 1995·45 cites·22 claims
- 0455US5321955ACryogenic shipping systemLEONARD REX D·Filed 1992·Granted Jun 21, 1994·27 cites·18 claims
- 0546US4404819AValved cryogenic dewarINT CRYOGENICS INC·Filed 1982·Granted Sep 20, 1983·11 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →