Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8061524 | Device and method for transporting catalyst to a reactor vessel | Guillermo Camoriano | 2011-11-22 |
| 8063778 | Device and method for indicating the condition of tubes on a tubesheet | Guillermo Camoriano, Bart Andrew Nuss | 2011-11-22 |
| 7913543 | Method of using a device for measuring the back pressure in chemical reactor tubes | Daniel D. Sympson | 2011-03-29 |
| 7878225 | Vacuum attachment and method | Daniel D. Sympson, August M. Dattilo, III, Munaf Chasmawala, Manfred Schmidt | 2011-02-01 |
| 7861875 | Seal for tube | Daniel D. Sympson, August M. Dattilo, III, Munaf Chasmawala, Manfred Schmidt | 2011-01-04 |
| 7836919 | Device for loading chemical reactor tubes | Daniel D. Sympson, August M. Dattilo, III, Munaf Chasmawala, Manfred Schmidt | 2010-11-23 |
| 7818995 | Device for measuring back pressure in open-ended chemical reactor tubes | Daniel D. Sympson | 2010-10-26 |
| 7765948 | Device and method for identifying the row number on a tubesheet | Guillermo Camoriano, Munaf Chasmawala, Manfred Schmidt, Samuel Richard Gates, Wayne Howard Franklin | 2010-08-03 |
| 7748255 | Method for assessing chemical reactor tubes | Daniel D. Sympson | 2010-07-06 |
| 7673496 | Device for measuring back pressure in chemical reactor tubes | Daniel D. Sympson | 2010-03-09 |
| 7458401 | Method for loading reactor tubes | Daniel D. Sympson | 2008-12-02 |
| 7285251 | Tool for loading reactor tubes | Daniel D. Sympson | 2007-10-23 |
| D539441 | Tile surface | Daniel D. Sympson, August M. Dattilo, III | 2007-03-27 |
| 6981404 | Device and method for use with chemical reactor tubes | Daniel D. Sympson | 2006-01-03 |
| 6725706 | Device and method for blowing down and measuring the back pressure of chemical reactor tubes | Daniel D. Sympson | 2004-04-27 |
| 6592365 | Seal for oven circulating fan | — | 2003-07-15 |