MT

Minoru Takenaka

OC Otsuka Chemical Co.: 1 patents #131 of 269Top 50%
OK Otsuka Kagaku Kabushiki Kaisya: 1 patents #86 of 183Top 50%
Overall (All Time): #2,211,100 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6432187 Friction material Hiroshi Ogawa 2002-08-13
6355601 Friction material Hiroshi Ogawa, Hiroshi Shibutani 2002-03-12