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USPTO Patent Rankings Data through Sept 30, 2025
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Ohno Akio — 2 Patents

Canon: 1 patents #14,899 of 19,416Top 80%
Overall (All Time): #2,345,458 of 4,157,543Top 60%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4707108 Image forming apparatus having movable developing means and means for removing developer therefrom 1987-11-17
4254634 Control valve to be employed for refrigerator and air conditioner Tamura Yuichi 1981-03-10