TO

Tsutomu Okada

EC Epoch Company: 1 patents #5 of 8Top 65%
OL Olympus: 1 patents #250 of 655Top 40%
Overall (2020): #111,351 of 565,922Top 20%
2
Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10792556 Baseball game board Nozomu Furuta 2020-10-06
10561430 Basket type grasping forceps 2020-02-18