AS

Akira Sera

NT Ntn: 2 patents #32 of 192Top 20%
Overall (2011): #113,965 of 364,097Top 35%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8007366 Wheel bearing device Eiji Tajima, Hiroyuki Ogura, Syougo Suzuki, Shigeaki Fukushima, Mitsuru Umekida +2 more 2011-08-30
7900493 Closed forging die and forging method Miao Jiahua, Nobuo Suzuki 2011-03-08