YK

Yoshihumi Koyanagi

KC Kashiwara Seitai Co.: 1 patents #3 of 7Top 45%
📍 Kashiwara, JP: #133 of 221 inventorsTop 65%
Overall (All Time): #3,420,872 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7066331 Cubic cushioning material and production method thereof Yoshihiro Koyanagi 2006-06-27