Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11433622 | Energy director design | Athreya Nagesh, Bradley J. Blaski, Jason Ohls | 2022-09-06 |
| 9180548 | Method for one-sided, one step joining of a metal sheet stack | Alexander D. Khakhalev, Sanjay M. Shah, Charles J. Bruggemann, Daniel C. Hutchinson | 2015-11-10 |
| 8881357 | Tool for peeling apart a weld sample | Gregory J. Zywicki, Mark D. Gugel, Mark Hall | 2014-11-11 |
| 7506531 | Dimple-forming tool for projection welding | Alexander D. Khakhalev, Don Reams | 2009-03-24 |
| 7484298 | Method for forming a complex-shaped tubular structure | Spyros P. Mellas, Paul A. Benton, Charles J. Bruggemann, Mark Goebel, Tuan A. Ngo +2 more | 2009-02-03 |
| 7386938 | Method of joining hydroformed tubular members | Charles J. Bruggemann, Chi-Mou Ni | 2008-06-17 |
| 7300536 | Method for attaching intersecting tubes | Pei-Chung Wang, John D. Fickes, Charles J. Bruggemann, Sanjay M. Shah | 2007-11-27 |
| 7229113 | Structural assembly for vehicles and method of making same | Charles J. Bruggemann, David A. Gatny | 2007-06-12 |
| 7175204 | Method of hydroforming articles and the articles formed thereby | Kent S. Tarbutton | 2007-02-13 |
| 6922882 | Method of joining tubular members | Sanjay M. Shah, Charles J. Bruggemann | 2005-08-02 |
| 6742258 | Method of hydroforming articles and the articles formed thereby | Kent S. Tarbutton | 2004-06-01 |
| 6055715 | Method for hydroforming a hollow sheet metal body part | Chi-Mou Ni, Charles J. Bruggemann, William H. Todd | 2000-05-02 |
| 5708248 | Apparatus for pull spot welding | Michael G. Poss, Charles J. Bruggemann, David A. Gatny | 1998-01-13 |