Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8752291 | Method for marking tubes in a shell and tube heat exchanger | Clifford L. Johns, Bart Andrew Nuss, Dennis Patrick McAndrews, Munaf Chasmawala, Matthew Laughlin +1 more | 2014-06-17 |
| 8410916 | Refreshable tactile mapping device | Nina Alessandra Camoriano Gladson | 2013-04-02 |
| 8061524 | Device and method for transporting catalyst to a reactor vessel | Clifford L. Johns | 2011-11-22 |
| 8063778 | Device and method for indicating the condition of tubes on a tubesheet | Clifford L. Johns, Bart Andrew Nuss | 2011-11-22 |
| 7765948 | Device and method for identifying the row number on a tubesheet | Clifford L. Johns, Munaf Chasmawala, Manfred Schmidt, Samuel Richard Gates, Wayne Howard Franklin | 2010-08-03 |