Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10398406 | One piece stethoscope diaphragm | Dean E. Sitz, Mary Jo Johnson | 2019-09-03 |
| 10213181 | Stethoscope diaphragm | Mary Jo Johnson, Dean E. Sitz | 2019-02-26 |
JK
Joseph P. Keller
Overall (2019): #157,109 of 560,194Top 30%
2
Patents 2019