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USPTO Patent Rankings Data through Dec 31, 2025
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Hideichi Tsuda — 12 Patents

COColin: 8 patents #12 of 47Top 30%
CCColin Electronics Co.: 2 patents #15 of 69Top 25%
CTColin Medical Techology: 1 patents #9 of 17Top 55%
NCNippon Colin Company: 1 patents #16 of 42Top 40%
Kasugai, JP: #80 of 842 inventorsTop 10%
Overall (All Time): #396,045 of 4,157,543Top 10%
12 Patents All Time
Hideichi Tsuda has been granted 12 US patents while listed as an inventor at Colin. The first was granted in 1985 and the most recent in April 2005. Hideichi Tsuda ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list Hideichi Tsuda in Kasugai, JP.

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
6881190 Standard pulse-wave-propagation-velocity-related-value determining apparatus and pulse-wave-propagation-velocity-related-value obtaining apparatus Akira Yamashina 2005-04-19
6440079 Superior-and-inferior-limb blood-pressure index measuring apparatus Toshihiko Ogura, Takashi Honda 2002-08-27
6315736 Anesthetic-depth monitor apparatus Yoshiaki TSUTSUMI 2001-11-13
5980464 Apparatus for evaluating exercise function of person 1999-11-09
5964713 Anesthetic depth measuring apparatus Takashi Nomura 1999-10-12
5906581 Apparatus for evaluating exercise function of person 1999-05-25
5871450 Anesthetic depth measuring apparatus Takashi Nomura 1999-02-16
5772601 Apparatus for evaluating cardiac function of living subject Tohru Oka 1998-06-30
5738612 Exercise apparatus having exercise-load changing function 1998-04-14
5099853 Blood pressure monitoring system Masahiro Uemura, Hifumi Yokoe 1992-03-31
5054495 Automatic blood-pressure measuring apparatus Masahiro Uemura, Hifumi Yokoe, Tokuji Hayakawa 1991-10-08
4561447 Apparatus and method of detecting arterial pulse wave Norio Kawamura, Hifumi Yokoe 1985-12-31