Cheung; Nelson
Patent Applications and Registrations
Patent applications and USPTO patent grants for Cheung; Nelson.The latest application filed is for "strapping tool".
- Cheung; Nelson - Hoffman Estates IL
- Cheung; Nelson - Arlington Heights IL
| Patent | Date |
|---|---|
| Strapping tool Grant 6,772,798 - Cheung August 10, 2 | 2004-08-10 |
| Strapper with feed wheel cleaning device Grant 6,550,375 - Cheung April 22, 2 | 2003-04-22 |
| Strapping tool App 20030037832 - Cheung, Nelson | 2003-02-27 |
| Feed wheel for strapping tool Grant 6,505,766 - Cheung , et al. January 14, 2 | 2003-01-14 |
| Feed wheel for strapping tool App 20020139829 - Cheung, Nelson ; et al. | 2002-10-03 |
| Strapper with feed wheel cleaning device App 20020129716 - Cheung, Nelson | 2002-09-19 |
| Progressive punch App 20020129501 - Cheung, Nelson ; et al. | 2002-09-19 |
| Apparatus for engaging thermoplastic strap in a friction-fusion welding system Grant 5,238,521 - Cheung , et al. August 24, 1 | 1993-08-24 |
| Strapping joint and method for forming same Grant 5,087,306 - Cheung , et al. * February 11, 1 | 1992-02-11 |
| Apparatus for forming an offset joint in flexible thermoplastic strap Grant 4,952,271 - Cheung , et al. August 28, 1 | 1990-08-28 |
| Thermoplastic strap with multiple material structure and weld produced therewith Grant 4,892,768 - Cheung , et al. * January 9, 1 | 1990-01-09 |
| Method and apparatus for producing a welded joint in thermoplastic strap Grant 4,776,905 - Cheung , et al. October 11, 1 | 1988-10-11 |
| Thermoplastic strap weld with encapsulated cavities Grant 4,707,390 - Cheung November 17, 1 | 1987-11-17 |
| Method of forming and tensioning a strap loop about a package Grant 4,079,667 - Lems , et al. March 21, 1 | 1978-03-21 |
| Method of tensioning and joining a formed strap loop about a package Grant 4,077,313 - Lems , et al. March 7, 1 | 1978-03-07 |
| Expanding strap loop forming and friction fusion machine Grant 4,062,278 - Cheung December 13, 1 | 1977-12-13 |
| Tensioning tool with self-energizing gripper plug Grant 4,015,643 - Cheung April 5, 1 | 1977-04-05 |
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