Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9022223 | Self-cleaning water filtration system | — | 2015-05-05 |
| 8323490 | Pressurized water filtration system | Bradley J. Florin | 2012-12-04 |
| 5017876 | Corona current monitoring apparatus and circuitry for A.C. air ionizers including capacitive current elimination | Mark Blitshteyn | 1991-05-21 |
| 4774472 | Apparatus for method to test efficiency of air ionizers and method for determining ability of an air ionizer to sustain a potential difference between an isolated object and a reference potential | Mark Blitshteyn | 1988-09-27 |
| 4716371 | Non-contact autoranging electrostatic fieldmeter with automatic distance indicator | Mark Blitshteyn | 1987-12-29 |
| 4665462 | Ionizing gas gun for balanced static elimination | Mark Blitshteyn, Richard D. Rodrigo | 1987-05-12 |
| 4638147 | Microprocessor controlled through-flow electric water heater | Anthony Dytch, Andrew Keatley | 1987-01-20 |
| 4550589 | System for monitoring snubber loads | — | 1985-11-05 |
| 4232300 | Level measuring system using admittance sensing | Kenneth M. Loewenstern | 1980-11-04 |
| 4185720 | Adjustable locking strut | Elmer C. Yang | 1980-01-29 |