Inventor · disambiguated record
Stephen M. Penn
Also filed as: PENN STEPHEN M
2 granted patents·151 citations·filing 1991–1996
69Inventor score
Top patents by PatentIndex Score
2 records- 0189US5142143AMethod and apparatus for preconcentration for analysis purposes of trace constitutes in gasesEXTREL CORP·Filed 1991·Granted Aug 25, 1992·118 cites·25 claims
- 0270US5866901AApparatus for and method of ion detection using electron multiplier over a range of high pressuresMKS INSTR INC·Filed 1996·Granted Feb 2, 1999·33 cites·40 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →