JEOL DART™ Mass Spectrometer Ion Source Awarded Second Patent
November 28, 2006 (Peabody, Mass.) — JEOL USA Inc. today announced that the DART™ (Direct Analysis in Real Time) technology for open-air mass spectrometry has been awarded U.S. Patent No. 7,112,785 by the U.S. Patent and Trademark office. The patent covers the method of ionization of the DART process. This is the second U.S. patent... Read more