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

Hitoshi Adachi

NONok: 5 patents #91 of 725Top 15%
SESeiko Epson: 5 patents #2,973 of 7,774Top 40%
SRSun Medical Technology Research: 5 patents #6 of 39Top 20%
NKNihon Kohden: 1 patents #238 of 467Top 55%
Overall (All Time): #879,961 of 4,157,543Top 25%
6 Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6537315 Auxiliary artificial heart of an embedded type Kenji Yamazaki, Toshio Mori, Haruo Iiyama, Shunichi Yamazaki, Nobutaka Ito +4 more 2003-03-25
6387125 Auxiliary artificial heart of an embedded type Kenji Yamazaki, Toshio Mori, Haruo Iiyama, Shunichi Yamazaki, Nobutaka Ito +4 more 2002-05-14
6346120 Auxiliary artificial heart of an embedded type Kenji Yamazaki, Toshio Mori, Haruo Iiyama, Shunichi Yamazaki, Nobutaka Ito +4 more 2002-02-12
6336939 Auxiliary artificial heart of an embedded type Kenji Yamazaki, Toshio Mori, Haruo Iiyama, Shunichi Yamazaki, Nobutaka Ito +4 more 2002-01-08
6302910 Auxiliary artificial heart of an embedded type Kenji Yamazaki, Toshio Mori, Haruo Iiyama, Shunichi Yamazaki, Nobutaka Ito +4 more 2001-10-16
4892104 Apparatus for inspecting an electrically stimulated heart Meiichi Ito, Kazuya Kuriyagawa, Kohei Ohno 1990-01-09