YK

Yoshikazu Kawabata

JS Jfe Steel: 3 patents #3 of 125Top 3%
JT Jtekt: 1 patents #52 of 267Top 20%
TO Toyota: 1 patents #583 of 2,026Top 30%
Overall (2011): #31,617 of 364,097Top 9%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7992762 Frictionally press-bonded member Tomohiko Sato, Takeo Yamamoto, Kaname Onoda 2011-08-09
7942984 Steel pipe with good magnetic properties and method of producing the same Yasuhide Ishiguro, Kei Sakata, Masayuki Sakaguchi, Masayoshi Ishida, Motoaki Itadani +1 more 2011-05-17
7887649 High-tensile strength welded steel tube for structural parts of automobiles and method of producing the same Shunsuke Toyoda, Masatoshi Aratani, Yuji Hashimoto, Koji Suzuki, Kei Sakata +3 more 2011-02-15