YA

Yasusi Aida

IC Idemitsu Kosan Co.: 1 patents #699 of 1,237Top 60%
Overall (All Time): #3,950,762 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4740323 Method of lubricating working machinery Isoo Suzuki, Hideo Kanamori, Katsumi Hashimoto, Kohei Nakatani, Toshiyuki Harada 1988-04-26