David DeWaard — 23 Patents at Dari-Tech

David DeWaard has been granted 23 US patents while listed as an inventor at Dari-Tech. The first was granted in 2012 and the most recent in January 2024. David DeWaard ranks #178,160 of 4,157,543 US inventors in our database (top 4.3%). Patent records list David DeWaard in Lynden, WA, US.

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #	Title	Co-Inventors	Date
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

David DeWaard — 23 Patents

Issued Patents All Time

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