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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robin D. Bernard — 4 Patents

CTClarification Technology: 2 patents #1 of 5Top 20%
Kirkland, WA: #1,224 of 3,517 inventorsTop 35%
Washington: #23,275 of 76,902 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Robin D. Bernard has been granted 4 US patents while listed as an inventor at Clarification Technology. The first was granted in 1990 and the most recent in June 2018. Robin D. Bernard ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Robin D. Bernard in Kirkland, WA, US.

Patents per Year

Patents granted per year, 1990 to 2018Bar chart with a peak of 1 patents in 1990.peak 11990: 1 patents19901991: 1 patents19912016: 1 patents20162018: 1 patents2018

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9993113 Filtration device for cooking oil Jiri Prokop 2018-06-12
9452374 Filtration device for cooking oil Jiri Prokop 2016-09-27
4988440 Cooking oil filter John G. Gardner, Jun Ueki 1991-01-29
4959144 Cooking oil filtration device having locking means and peripheral channel means John G. Gardner 1990-09-25