Ratza; Clifton J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ratza; Clifton J..The latest application filed is for "shock absorbing seat".
- Ratza; Clifton J. - Grand Rapids MI
- Ratza; Clifton J. - Richfield WI
| Patent | Date |
|---|---|
| Seat suspension Grant 7,837,273 - Ratza , et al. November 23, 2 | 2010-11-23 |
| Seat, suspension, bolster and shell Grant 7,523,988 - Ratza , et al. April 28, 2 | 2009-04-28 |
| Folding seat Grant 7,472,959 - Ratza , et al. January 6, 2 | 2009-01-06 |
| Shock absorbing seat Grant 6,648,419 - Ratza , et al. November 18, 2 | 2003-11-18 |
| Shock absorbing seat Grant 6,644,751 - Ratza , et al. November 11, 2 | 2003-11-11 |
| Shock absorbing seat App 20030107257 - Ratza, Clifton J. ; et al. | 2003-06-12 |
| Boat chair Grant D465,360 - Ratza , et al. November 12, 2 | 2002-11-12 |
| Flip-up bolster chair Grant 6,474,738 - Ratza , et al. November 5, 2 | 2002-11-05 |
| Shock absorbing seat App 20020079733 - Ratza, Clifton J. ; et al. | 2002-06-27 |
| Shock absorbing seat Grant 6,357,830 - Ratza , et al. March 19, 2 | 2002-03-19 |
| Fishing rod holder Grant 6,302,367 - Ratza , et al. October 16, 2 | 2001-10-16 |
| Positively locking boat seat and method for making the same Grant 6,116,183 - Crow , et al. September 12, 2 | 2000-09-12 |
| Folding outdoor seat Grant 6,089,669 - Wilcox , et al. July 18, 2 | 2000-07-18 |
| Boat seat Grant D420,816 - Wilcox , et al. February 22, 2 | 2000-02-22 |
| Fishing seat Grant D412,259 - Wilcox , et al. July 27, 1 | 1999-07-27 |
| Marine pole light and base Grant 5,704,704 - Reichard , et al. January 6, 1 | 1998-01-06 |
| Folding seat Grant 5,658,047 - Ratza , et al. August 19, 1 | 1997-08-19 |
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