HA

Hideo Akanuma

AC Asahi Glass Co.: 1 patents #1,233 of 2,251Top 55%
NO Nippon Oil: 1 patents #392 of 773Top 55%
Overall (All Time): #3,903,927 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4929372 Lubricating oil compositions for chains Masashi Murata, Kiyoshi Inoue, Ryoji Ohgake 1990-05-29