SK

Shingo Koyama

KA Kao: 2 patents #13 of 196Top 7%
TO Toyota: 1 patents #1,366 of 3,957Top 35%
Overall (2020): #69,539 of 565,922Top 15%
3
Patents 2020

Issued Patents 2020

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10865428 Method for producing organic acid Yutaka Irie 2020-12-15
10844408 Method for manufacturing fumaric acid Masahiro NOBA 2020-11-24
10661640 Resin back door for vehicle Kenji Chiba, Takayuki Okubo 2020-05-26