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Tadashige Hakoyama — 2 Patents

TOTokimec: 1 patents #33 of 82Top 45%
TKTokyo Keiki: 1 patents #60 of 166Top 40%
Tokyo, JP: #44,108 of 90,295 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Tadashige Hakoyama has been granted 2 US patents while listed as an inventor at Tokimec. The first was granted in 1996 and the most recent in October 2023. Tadashige Hakoyama ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Tadashige Hakoyama in Tokyo, JP.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11776411 Ship navigation assisting device Osamu Yagi 2023-10-03
5515287 Navigation display apparatus for collison avoidance utilizing polygonal safety regions and predicted danger areas Yoshio Kato, Satoki Maeda, Hideo Yamaguchi, Osamu Yagi 1996-05-07

Frequent Collaborators

Osamu Yagi2 shared
Yoshio Kato1 shared
Satoki Maeda1 shared
Hideo Yamaguchi1 shared

Nearby-Ranked Inventors

Leonard Mattheis2
Yiqi SHI2
Roberto DiCecco2
Haoneng Xu2
Emily Chew2
So Young Bae2
Julian Alexander Georgi2
Yoshihiro Asahara2
Assaf Ariel2