Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
KM

Koichi Masuzawa — 2 Patents in 2020

SISeiko Instruments: 1 patents #10 of 47Top 25%
SPSeiko Precision: 1 patents #1 of 2Top 50%
Matsudo, JP: #5 of 32 inventorsTop 20%
Overall (2020): #150,571 of 565,922Top 30%
2 Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10731729 Wheel train mechanism, gear box, driving device, and electronic apparatus Kenichi Kudo 2020-08-04
10670134 Gear box, driving device, and electronic apparatus Kenichi Kudo 2020-06-02