{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "2016", "item": "https://www.patentleaderboard.com/2016/"}, {"@type": "ListItem", "position": 3, "name": "Worldwise", "item": "https://www.patentleaderboard.com/2016/company/worldwise"}, {"@type": "ListItem", "position": 4, "name": "David Haaf", "item": "https://www.patentleaderboard.com/2016/inventor/fl:da_ln:haaf-1"}]}
Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DH

David Haaf — 2 Patents in 2016

WOWorldwise: 2 patents #2 of 4Top 50%
San Rafael, CA: #21 of 105 inventorsTop 20%
California: #12,284 of 57,791 inventorsTop 25%
Overall (2016): #149,935 of 481,213Top 35%
2 Patents 2016

Issued Patents 2016

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9510563 Cat grooming pad and method 2016-12-06
9282723 Cat scratching device Sara Paculdo 2016-03-15