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USPTO Patent Rankings Data through Dec 31, 2025
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Yoshikazu Tateishi — 4 Patents

SASatake: 3 patents #49 of 187Top 30%
Tokyo, JP: #30,468 of 90,295 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Yoshikazu Tateishi has been granted 4 US patents while listed as an inventor at Satake. The first was granted in 2015 and the most recent in November 2025. Yoshikazu Tateishi ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Yoshikazu Tateishi in Tokyo, JP.

Patents per Year

Patents granted per year, 2015 to 2024Bar chart with a peak of 1 patents in 2015.peak 12015: 1 patents20152016: 1 patents20162024: 1 patents2024

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
D1101151 X-ray sorting machine Ryo Marukawa, Ryo Kakutani 2025-11-04
12157147 Sorting apparatus Masaaki SADAMARU 2024-12-03
D756419 Belt type optical sorter Ryo Marukawa, Ryo Kakutani 2016-05-17
9024223 Optical type granule sorting machine Tomoyuki Miyamoto, Hideaki Ishizu, Masazumi Hara 2015-05-05

Frequent Collaborators

Ryo Kakutani2 shared
Ryo Marukawa2 shared
Tomoyuki Miyamoto1 shared
Hideaki Ishizu1 shared
Masaaki SADAMARU1 shared
Masazumi Hara1 shared

Nearby-Ranked Inventors

Jagadeesh Kandasamy4
Ross CABOT4
George Ueda4
Franz A. Gruswitz4
Tommy Glimberg4
Vinayakaraddy Gulabal4
Sandra Bittorf4
Aviel FOGEL4
Eric Matthew Walton4