Yoshifumi Koishikawa

The Yokohama Rubber Co.: 2 patents #27 of 137Top 20%

Overall (2021): #95,807 of 548,734Top 20%

Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
11142025	Pneumatic tire	—	2021-10-12
11135879	Pneumatic tire	—	2021-10-05