Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Akemi Miwa — 4 Patents

TOTopcon: 4 patents #201 of 684Top 30%
Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
Kawaguchi, JP: #134 of 473 inventorsTop 30%
Overall (All Time): #1,174,435 of 4,157,543Top 30%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10182721 Fundus imaging apparatus Tatsuo Yamaguchi, Makoto SAIKA 2019-01-22
7566129 Ophthalmologic apparatus Masayuki Hideshima, Kazuo Nunokawa, Makoto Fujino, Yoichiro Iwa, Yoshiaki Goto +2 more 2009-07-28
7533990 Ophthalmologic apparatus Masayuki Hideshima, Kazuo Nunokawa, Makoto Fujino, Yoichiro Iwa, Yoshiaki Goto +2 more 2009-05-19
6084716 Optical substrate inspection apparatus Yasushi Sanada, Toru Tojo, Mitsuo Tabata, Kyoji Yamashita, Hideo Nagai +3 more 2000-07-04