Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Kathleen Anne Ritchie

Otane, NZ: #2 of 2 inventorsTop 100%
Overall (All Time): #1,995,298 of 4,157,543Top 50%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
PP28696 Pittosporum plant named ‘GloBall’ John Stanley Ritchie 2017-11-28
PP14751 Corokia plant named ‘Tutti Frutti’ John Stanley Ritchie 2004-05-04