Lundgren; Bertil
Patent Applications and Registrations
Patent applications and USPTO patent grants for Lundgren; Bertil.The latest application filed is for "open center hydraulic system and valve".
- Lundgren; Bertil - Bjaertra SE
- Lundgren; Bertil - Bjartra SE
| Patent | Date |
|---|---|
| Dynamic open center hydraulic system control Grant 11,408,147 - Lundgren August 9, 2 | 2022-08-09 |
| Open center hydraulic system and valve Grant 11,168,464 - Lundgren November 9, 2 | 2021-11-09 |
| Open Center Hydraulic System And Valve App 20210148384 - LUNDGREN; Bertil | 2021-05-20 |
| Dynamic Open Center Hydraulic System Control App 20200165797 - LUNDGREN; Bertil | 2020-05-28 |
| Valve device Grant 9,869,074 - Andersson , et al. January 16, 2 | 2018-01-16 |
| Method and device for controlling a hydraulic system Grant 8,935,919 - Andersson , et al. January 20, 2 | 2015-01-20 |
| Hydraulic main valve and auxiliary valve Grant 8,905,077 - Lundgren December 9, 2 | 2014-12-09 |
| Valve fastening means Grant 8,707,984 - Lundgren April 29, 2 | 2014-04-29 |
| Hydraulic connection Grant 8,585,098 - Lundgren November 19, 2 | 2013-11-19 |
| Holding means for a hydraulic coupling Grant 8,262,136 - Lundgren September 11, 2 | 2012-09-11 |
| Hydraulic Main Valve and Auxillary Valve App 20120125459 - Lundgren; Bertil | 2012-05-24 |
| Wire attachment Grant 8,176,810 - Lundgren May 15, 2 | 2012-05-15 |
| Method and Device for Controlling a Hydraulic System App 20120090690 - Andersson; Bo ; et al. | 2012-04-19 |
| Valve Device App 20120085946 - Andersson; Bo ; et al. | 2012-04-12 |
| Valve Fastening Means App 20110036419 - Lundgren; Bertil | 2011-02-17 |
| Wire Attachment App 20110030498 - Lundgren; Bertil | 2011-02-10 |
| Hydraulic Connection App 20100066076 - Lundgren; Bertil | 2010-03-18 |
| Holding Means For A Hydraulic Coupling App 20100001144 - Lundgren; Bertil | 2010-01-07 |
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