Location History:
- Baltimore, MD (US) (1982)
- Lutherville, MD (US) (1983 - 2002)
Company Filing History:
6 out of 14 
3 out of 1,173 
2 out of 2 
Years Active: 1982-2002
Title: Glenn E Spangler: Innovator in Ionization Technology
Introduction
Glenn E Spangler is a notable inventor based in Lutherville, MD (US), recognized for his contributions to the field of ionization technology. With a total of 14 patents to his name, Spangler has made significant advancements that enhance the capabilities of ion mobility spectrometry and mass spectrometry.
Latest Patents
One of Spangler's latest patents is the "Discharge Ionization Source." This innovative source is designed for use with ion mobility spectrometers or atmospheric pressure ionization mass spectrometry. It employs two or more electrodes for ionization and control, utilizing solid-state circuitry for operation. The design allows for operation as a continuous DC discharge or a pulsed discharge. The two-electrode configuration includes an anode and cathode, with an optional adjustable gap. Notably, one electrode can be hollow to improve ionization efficiency and accept effluent from gas or liquid chromatographic columns. Additionally, a three-electrode configuration can stabilize the discharge further, allowing for versatile operation modes.
Another significant patent is the "Ion Mobility Storage Trap and Method." This apparatus and method enable the separation and storage of ions based on their mobility characteristics. Ions are introduced into a trap volume, ionized, and then separated by applying an electric field. This innovative approach allows for the identification of ions within the trap by changing the electric field, showcasing Spangler's ingenuity in ion manipulation.
Career Highlights
Throughout his career, Glenn E Spangler has worked with several prominent companies, including Environmental Technologies Group, Inc. and The Bendix Corporation. His experience in these organizations has contributed to his expertise in developing advanced ionization technologies.
Collaborations
Spangler has collaborated with notable individuals in his field, including Donald N Campbell and Kishore N Vora. These partnerships have likely fostered innovation and the exchange of ideas, further enhancing his contributions to ionization technology.
Conclusion
Glenn E Spangler's work in ionization technology has led to significant advancements in the field, particularly through his innovative patents. His career reflects a commitment to enhancing scientific understanding and practical applications of ion mobility and mass spectrometry.