The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 09, 2007
Filed:
Jun. 21, 2006
Raanan A. Miller, Chestnut Hill, MA (US);
Erkinjon G. Nazarov, Lexington, MA (US);
Evgeny Krylov, Las Cruces, NM (US);
Gary A. Eiceman, Las Cruces, NM (US);
John A. Wright, Billerica, MA (US);
Stephen D. Kendig, Marblehead, MA (US);
C. James Morris, Norfolk, MA (US);
Douglas B. Cameron, Wellesley, MA (US);
Raanan A. Miller, Chestnut Hill, MA (US);
Erkinjon G. Nazarov, Lexington, MA (US);
Evgeny Krylov, Las Cruces, NM (US);
Gary A. Eiceman, Las Cruces, NM (US);
John A. Wright, Billerica, MA (US);
Stephen D. Kendig, Marblehead, MA (US);
C. James Morris, Norfolk, MA (US);
Douglas B. Cameron, Wellesley, MA (US);
Sionex Corporation, Bedford, MA (US);
Abstract
An RF-driven plasma source, including a pair of spaced-apart plasma electrodes, wherein the electrodes act as plates of a capacitor, the gas electrically discharges and creates a plasma of both positive and negative ions, in a clean process that enables efficient sample analysis, with preferred isolated sample photo-ionization, reduced-power operation and also including signal detection with modulated drive electronics.