Krolski; Robert
Patent Applications and Registrations
Patent applications and USPTO patent grants for Krolski; Robert.The latest application filed is for "combination ramp and load levelers".
- Krolski; Robert - Kewaskum WI
- Krolski; Robert - Milwaukee WI
- Krolski; Robert - West Bend WI
| Patent | Date |
|---|---|
| Combination Ramp And Load Levelers App 20220017314 - Krolski; Robert ; et al. | 2022-01-20 |
| Trussed Ramp App 20220017315 - Krolski; Robert ; et al. | 2022-01-20 |
| Enclosed Foam Ramp App 20210339968 - Krolski; Robert ; et al. | 2021-11-04 |
| Adjustable wheel chock system Grant 11,021,139 - Krolski , et al. June 1, 2 | 2021-06-01 |
| Dock board Grant D910,960 - Marmon , et al. February 16, 2 | 2021-02-16 |
| Adjustable Wheel Chock System App 20210039610 - Krolski; Robert ; et al. | 2021-02-11 |
| Curbed ramp Grant 10,710,824 - Krolski , et al. | 2020-07-14 |
| Dock board Grant D861,279 - Marmon , et al. Sept | 2019-09-24 |
| Curbed Ramp App 20180229951 - Krolski; Robert ; et al. | 2018-08-16 |
| Tiltable hauling device Grant 9,694,758 - Krolski , et al. July 4, 2 | 2017-07-04 |
| Folding hitch Grant 9,663,039 - Marmon , et al. May 30, 2 | 2017-05-30 |
| Folding Hitch App 20160200157 - Marmon; Lawrence ; et al. | 2016-07-14 |
| Wheelchair lift Grant D694,983 - Lederhause , et al. December 3, 2 | 2013-12-03 |
| Folding vehicular ramp Grant D595,920 - Lederhause , et al. July 7, 2 | 2009-07-07 |
| Vehicle ramp Grant D595,919 - Lederhause , et al. July 7, 2 | 2009-07-07 |
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