Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7339778 | Corona discharge static neutralizing apparatus | Peter Gefter, Scott Gehlke, Lawrence Levit | 2008-03-04 |
| 7295418 | Collimated ionizer and method | Gregory Vernitsky, Peter Gefter | 2007-11-13 |
| 6807044 | Corona discharge apparatus and method of manufacture | Gregory Vernitsky, Scott Gehlke, Peter Gefter | 2004-10-19 |
| 6563110 | In-line gas ionizer and method | — | 2003-05-13 |
| 4301528 | Tone arm mechanism | — | 1981-11-17 |