IP Library Granted Patent US 4,951,172
Granted Patent Utility
US 4,951,172 · App. 07/221,779

Method and apparatus for regulating air ionization

Inventors: Arnold J. Steinman, Michael G. Yost
Patented Case View Patent ↗
Granted: Aug 21, 1990 Filed: Jul 20, 1988
Inventors
Arnold J. Steinman
Michael G. Yost
Assignee (at issue)
Ion Systems, Inc.

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Quick Facts
Patent No.
US 4,951,172
App. No.
07/221,779
Filed
1988-07-20
Granted
1990-08-21
Kind
A