Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11002623 | Tension monitoring arrangement and method | Albert W. Chau, Rudolf Zeller, John E. Mercer | 2021-05-11 |
| 10281347 | Tension monitoring arrangement and method | Albert W. Chau, Rudolf Zeller, John E. Mercer | 2019-05-07 |
| 9778121 | Tension monitoring arrangement and method | Albert W. Chau, Rudolf Zeller, John E. Mercer | 2017-10-03 |
| 9274013 | Tension monitoring arrangement and method | Albert W. Chau, Rudolf Zeller, John E. Mercer | 2016-03-01 |
| 8499646 | Utility pull-back tension monitoring arrangement with sensor output compensation and method | Albert W. Chau, Rudolf Zeller, John E. Mercer | 2013-08-06 |
| 8042407 | Tension monitoring arrangement and method | Albert W. Chau, Rudolf Zeller, John E. Mercer | 2011-10-25 |
| 7775121 | Tension monitoring arrangement and method | Albert W. Chau, Rudolf Zeller, John E. Mercer | 2010-08-17 |
| 7578201 | Tension monitoring arrangement and method | Albert W. Chau, Rudolf Zeller, John E. Mercer | 2009-08-25 |
| 7343816 | Tension monitoring arrangement and method | Albert W. Chau, Rudolf Zeller, John E. Mercer | 2008-03-18 |
| 6993981 | Tension monitoring arrangement and method | Albert W. Chau, Rudolf Zeller, John E. Mercer | 2006-02-07 |