{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "2017", "item": "https://www.patentleaderboard.com/2017/"}, {"@type": "ListItem", "position": 3, "name": "Dari-Tech", "item": "https://www.patentleaderboard.com/2017/company/dari-tech"}, {"@type": "ListItem", "position": 4, "name": "David DeWaard", "item": "https://www.patentleaderboard.com/2017/inventor/fl:da_ln:dewaard-1"}]}
Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DD

David DeWaard — 3 Patents in 2017

DADari-Tech: 3 patents #1 of 1Top 100%
Lynden, WA: #1 of 7 inventorsTop 15%
Washington: #1,350 of 12,901 inventorsTop 15%
Overall (2017): #82,091 of 506,227Top 20%
3 Patents 2017

Issued Patents 2017

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
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