Wirsig; Ralph C.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Wirsig; Ralph C..The latest application filed is for "watercraft stabilizing device".
- Wirsig; Ralph C. - Ottawa CA
- Wirsig; Ralph C. - Perth Road Village N/A CA
- Wirsig; Ralph C. - Kingston CA
| Patent | Date |
|---|---|
| Watercraft stabilizing device Grant 8,915,207 - Wirsig December 23, 2 | 2014-12-23 |
| Watercraft Stabilizing Device App 20130206052 - Wirsig; Ralph C. | 2013-08-15 |
| Watercraft stabilizing device for boarding or exiting Grant 8,381,673 - Wirsig February 26, 2 | 2013-02-26 |
| Watercraft Stabilizing Device for Boarding or Exiting App 20110297067 - Wirsig; Ralph C. | 2011-12-08 |
| Reuseable pouch fitment Grant 5,497,909 - Wirsig , et al. March 12, 1 | 1996-03-12 |
| Apparatus for dispensing flowable materials from a pouch Grant 5,429,273 - King , et al. July 4, 1 | 1995-07-04 |
| Apparatus for dispensing flowable materials from a pouch Grant 5,330,074 - Wirsig , et al. July 19, 1 | 1994-07-19 |
| Piercing nozzle for pouch fitment Grant 5,325,995 - Harrison , et al. July 5, 1 | 1994-07-05 |
| Self voiding jaw for packaging machine Grant 5,247,779 - Wirsig , et al. September 28, 1 | 1993-09-28 |
| Vertical form and fill machine improvements Grant 5,038,550 - Wirsig , et al. August 13, 1 | 1991-08-13 |
| Continuous high speed spin-draw-texturing process for nylon yarn Grant 4,648,240 - Hallsworth , et al. March 10, 1 | 1987-03-10 |
| Heather yarn made by combining polyester and polyamide yarns Grant 4,226,079 - Mountney , et al. October 7, 1 | 1980-10-07 |
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