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Patent applications and USPTO patent grants for Olsson; Johanna.The latest application filed is for "mower".
Patent | Date |
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Safety switch including main button and sub button arrangements Grant 11,062,861 - Olsson , et al. July 13, 2 | 2021-07-13 |
Mower App 20210084815 - Li; Wanghao ;   et al. | 2021-03-25 |
Lift Detection Arrangement In A Robotic Lawnmower App 20200367428 - Olsson; Johanna ;   et al. | 2020-11-26 |
Safety Switch App 20200043684 - Olsson; Johanna ;   et al. | 2020-02-06 |
Method For The Treatment Of Spent Pulping Liquor For The Removal And Production Of A Lignin Containing Product App 20160130752 - STIGSSON; Lars ;   et al. | 2016-05-12 |
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