Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Daniel Eifes — 4 Patents

Yorktown, VA: #74 of 318 inventorsTop 25%
Virginia: #7,565 of 34,511 inventorsTop 25%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Daniel Eifes has been granted 4 US patents. The first was granted in 2014 and the most recent in March 2025. Daniel Eifes ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Daniel Eifes in Yorktown, VA, US.

Patents per Year

Patents granted per year, 2014 to 2025Bar chart with a peak of 1 patents in 2014.peak 12014: 1 patents20142022: 1 patents20222024: 1 patents20242025: 1 patents2025

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12257542 Filter and method of operating Kristen Eifes 2025-03-25
12064046 Sleeve for a water bottle Kristen Eifes, Cori Zirkle, Drew Zirkle 2024-08-20
11446955 Pencil sharpener for carpenters Kristen Eifes, Cori Zirkle, Drew Zirkle 2022-09-20
8806983 Holder for fasteners 2014-08-19