Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
NK

Noriyasu Kiryu — 2 Patents

TOTopcon: 2 patents #309 of 684Top 50%
Overall (All Time): #2,135,564 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7540614 Ophthalmologic apparatus Hiroyuki Kawashima, Gaku Takeuchi, Takao Tanabe 2009-06-02
7330308 Alignment method of micro-alignment members and device thereof Naoto Miki 2008-02-12