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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Seiichi Sai — 5 Patents

DIDisco: 2 patents #249 of 708Top 40%
Tokyo, JP: #26,440 of 90,295 inventorsTop 30%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Seiichi Sai has been granted 5 US patents while listed as an inventor at Disco. The first was granted in 2019 and the most recent in April 2024. Seiichi Sai ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Seiichi Sai in Tokyo, JP.

Patents per Year

Patents granted per year, 2019 to 2024Bar chart with a peak of 2 patents in 2021.peak 22019: 1 patents20192021: 2 patents20212022: 1 patents20222024: 1 patents2024

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11958276 Metal-resin joint and method for manufacturing metal-resin joint 2024-04-16
11426947 Method for manufacturing metal-resin joint 2022-08-30
11090908 Metal member, method for producing metal member, metal-resin joined body and method for producing metal-resin joined body 2021-08-17
10994368 Wafer for examination and examination method of energy distribution 2021-05-04
10183359 Condensing point position detecting method Joel Koerwer 2019-01-22