Krug; John A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Krug; John A..The latest application filed is for "catheter with adjustable flow rate".
- Krug; John A. - Orange CA
- Krug; John A. - St. Charles MO
- Krug; John A. - County of St. Charles MO
- Krug; John A. - St. Charles County MO
| Patent | Date |
|---|---|
| Catheter with adjustable flow rate Grant 6,645,183 - Christensen , et al. November 11, 2 | 2003-11-11 |
| Catheter with adjustable flow restrictor Grant 6,569,128 - Christensen , et al. May 27, 2 | 2003-05-27 |
| Catheter with adjustable flow rate App 20020115966 - Christensen, James M. ; et al. | 2002-08-22 |
| Illuminated ear cleaning device Grant 5,209,757 - Krug , et al. May 11, 1 | 1993-05-11 |
| Hatch vent assembly for railroad cars with baffle and screen mesh to prevent entry of contaminants Grant 5,158,022 - Dugge , et al. October 27, 1 | 1992-10-27 |
| Lifting hook arrangement for railway tank car Grant 5,076,173 - Baker , et al. December 31, 1 | 1991-12-31 |
| Retractable railcar hitch Grant 5,017,065 - Krug , et al. May 21, 1 | 1991-05-21 |
| End structure for railway car Grant 4,922,833 - Coulborn , et al. May 8, 1 | 1990-05-08 |
| Overpressure safety valve Grant 4,671,786 - Krug * June 9, 1 | 1987-06-09 |
| Overpressure safety valve Grant 4,502,502 - Krug March 5, 1 | 1985-03-05 |
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