SO

Suminobu Otsubo

KC Kyosan Denki Co.: 2 patents #1 of 12Top 9%
TO Toyota: 2 patents #258 of 2,026Top 15%
Overall (2011): #64,861 of 364,097Top 20%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7922004 Diesel filter Yoshiharu Matsushita, Yasuji Nishi, Satoshi Nagata 2011-04-12
7906022 Diesel filter Yoshiharu Matsushita, Yasuji Nishi, Satoshi Nagata 2011-03-15