Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10011157 | Visor for continuously extended windshield | Miklos Szentkiralyi, Craig Cochrane, Jorge C. Fialho, Joonas Vartola, Franz Von Holzhausen | 2018-07-03 |
| 5498841 | Dual acoustical passage stethoscope | — | 1996-03-12 |
| D323033 | Disposable stethoscope | — | 1992-01-07 |
| 4991686 | Disposable stethoscope | — | 1991-02-12 |
| 4928786 | Self-sealing dual stethoscope head | — | 1990-05-29 |
| 4569413 | Enhanced audiotransmission stethoscope | — | 1986-02-11 |
| D256951 | Dual stethoscope microphone | — | 1980-09-16 |
| 4212368 | Angularly related dual stethoscope head | — | 1980-07-15 |