Inventor · disambiguated record
Roger F. Wernlund
Also filed as: WERNLUND ROGER F
5 granted patents·350 citations·filing 1991–2010
83Inventor score
Top patents by PatentIndex Score
5 records- 0193US5162652AMethod and apparatus for rapid detection of contraband and toxic materials by trace vapor detection using ion mobility spectrometryPCP INC·Filed 1991·Granted Nov 10, 1992·186 cites·44 claims
- 0286US5457316AMethod and apparatus for the detection and identification of trace gasesPCP INC·Filed 1994·Granted Oct 10, 1995·88 cites·19 claims
- 0375US5955886AMicroliter-sized ionization device and methodPCP INC·Filed 1997·Granted Sep 21, 1999·62 cites·33 claims
- 0474US6229143B1Ion mobility spectrometer with improved drift region and method for making sameGETTERS SPA·Filed 2000·Granted May 8, 2001·14 cites·14 claims
- 0530US8345451B2DC to AC converter that generates the sine wave from the pulse width modulated signalWERNLUND JAMES V·Filed 2010·Granted Jan 1, 2013·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →