AO

Akira Ohtsuka

Mazda Motor: 1 patents #2,563 of 4,755Top 55%
📍 Higashi Hiroshima, JP: #69 of 106 inventorsTop 70%
Overall (All Time): #3,852,848 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5122197 Method of producing cast-iron product Hiroshi Asai, Ichiro Kitayama, Kouji Mineshita, Ken-ichi Okazaki, Yuichi Nishiyama +1 more 1992-06-16