DD

David DeWaard

DA Dari-Tech: 19 patents #1 of 5Top 20%
Overall (All Time): #179,830 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11858870 Self-flushing anaerobic digester system 2024-01-02
11680000 Automated manifold for removing digestate from a lagoon digester Shane Hansen 2023-06-20
11582943 Two-tank wiered reservoir and method of use 2023-02-21
11490587 Two-tank weired reservoir and method of use 2022-11-08
11248841 Coand{hacek over (a)}-effect vegetable material dryer 2022-02-15
11240952 Alley vacuum dumping receptacle for manure dilution 2022-02-08
11122767 Closed-loop, short interval flushing method and system for use in automated milking system dairies 2021-09-21
10933359 Feed systems and methods for rotary screen separators 2021-03-02
10919815 Method and system for compounding fertilizer from manure without nutrient emission Josh McCort, Michael Klapper 2021-02-16
10793483 Method and system for compounding fertilizer from manure without nutrient emission Josh McCort, Michael Klapper 2020-10-06
10683239 Method and system for compounding fertilizer from manure without nutrient emission Josh McCort, Michael Klapper 2020-06-16
10611700 Self-flushing anaerobic digester system 2020-04-07
10603675 Systems and methods for extracting particulate from raw slurry material 2020-03-31
10603611 Cleaning systems and methods for rotary screen separators 2020-03-31
10568298 Two-tank weired reservoir and method of use 2020-02-25
10286340 Feed systems and methods for rotary screen separators 2019-05-14
9751787 Anaerobic digesting systems and methods for processing animal waste 2017-09-05
9610521 Systems and methods for extracting particulate from raw slurry material 2017-04-04
9597618 Systems and methods for extracting sand from raw slurry material 2017-03-21
8926846 Systems and methods for extracting particulate from raw slurry material 2015-01-06
8889016 Systems and methods for extracting sand from raw slurry material 2014-11-18
8201495 Pre-separator for a screen separator 2012-06-19
8142667 Manure separation for digester method and apparatus 2012-03-27