Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
KJ

Kees de Jong — 3 Patents

Boskoop, NL: #13 of 65 inventorsTop 20%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Kees de Jong has been granted 3 US patents. The first was granted in 2004 and the most recent in April 2009. Kees de Jong ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Kees de Jong in Boskoop, NL.

Patents per Year

Patents granted per year, 2004 to 2009Bar chart with a peak of 1 patents in 2004.peak 12004: 1 patents20042005: 1 patents20052009: 1 patents2009

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
PP19926 Thuja plant named ‘De Rakt’ 2009-04-14
PP15811 Agapanthus plant named ‘White Heaven’ 2005-06-28
PP14989 Agapanthus plant named ‘Blue Heaven’ 2004-07-06