YT

Yoshifumi Takemura

AC Aoi Chemical: 1 patents #1 of 8Top 15%
Overall (All Time): #4,049,042 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4374946 Concrete joint sealant Hirokazu Miyazaki 1983-02-22