Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9050608 | Vertical plate centrifuge | Michael D. Rosenblum | 2015-06-09 |
| 6190300 | Centrifuge rotor adapted for use with centrifuge tube strips | Walter Demsia | 2001-02-20 |
| D316167 | Vacuum cleaner | Salvatore Petralia | 1991-04-09 |
| D301784 | Vacuum cleaner | Salvatore Petralia | 1989-06-20 |
| D299063 | Hydro massage appliance mat | George J. Schimpf, Morris M. Levine | 1988-12-20 |
| D299062 | Hydro-massage appliance | George J. Schimpf, Morris M. Levine | 1988-12-20 |
| 4777696 | Vacuum cleaner nozzle | Clarence E. Hawley, Michael A. Alvarez | 1988-10-18 |
| D296486 | Vacuum cleaner | Robert B. Staubitz | 1988-06-28 |
| 4686736 | Vacuum cleaner | Salvatore Petralia | 1987-08-18 |