Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6513587 | Fin collar and method of manufacturing | Amer Ali, Michael P. McCabe | 2003-02-04 |
| 6325138 | Article exhibiting improved resistance to galvanic corrosion | Thomas J. Garosshen, Sandra Jayne Downey | 2001-12-04 |
| 6266882 | Fin collar and method of manufacturing | Amer Ali, Michael P. McCabe | 2001-07-31 |
| 6167950 | Heat transfer tube | Neelkanth S. Gupte, Xin Liu, Steven J. Spencer, Robert Chiang | 2001-01-02 |
| 5975196 | Heat transfer tube | Steven J. Spencer, Donald Bennett, Hannu HEISKANEN, Gerald Lee Riggs, Edward G. Rottmann +1 more | 1999-11-02 |
| 5853507 | Method for manufacturing heat exchangers to allow uniform expansion of tubing | Amer Ali, Kenneth P. Gray | 1998-12-29 |
| 5765284 | Method for constructing heat exchangers using fluidic expansion | Amer Ali, Kenneth P. Gray | 1998-06-16 |
| 5752313 | Tube expander with force sensor | Steven J. Spencer | 1998-05-19 |
| 5333682 | Heat exchanger tube | Xin Liu, Steven J. Spencer, Neelkanth S. Gupte, Robert Chiang | 1994-08-02 |
| 5203404 | Heat exchanger tube | Robert Chiang, Albert J. Kallfelz | 1993-04-20 |
| 5131463 | Corrosion protection filter for heat exchangers | Robert H. Zimmerli | 1992-07-21 |
| 4858305 | Single station tension hairpin tube expander | Kenneth P. Gray, Michael L. McDonough, Bruce J. Poplawski, Ross A. Moyer | 1989-08-22 |