Akio Kakinuma

SU Subaru: 2 patents #413 of 1,436Top 30%

📍 Higashine, JP: #22 of 66 inventorsTop 35%

Overall (All Time): #2,373,560 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4209494	Catalytic converter for purifying exhaust gases of internal combustion engines	Hiroo Oya	1980-06-24
4206178	Apparatus for purifying exhaust gases of internal combustion engines	Hiroo Oya	1980-06-03