AT

Atsushi Tomizawa

NM Nippon Steel & Sumitomo Metal: 21 patents #6 of 1,491Top 1%
SC Sumitomo Pipe & Tube Co.: 12 patents #1 of 23Top 5%
SI Sumitomo Metal Industries: 10 patents #22 of 1,462Top 2%
NS Nippon Steel: 3 patents #914 of 4,423Top 25%
YE Yaskawa Electric: 3 patents #252 of 1,006Top 30%
MM Mitsubishi Mining: 2 patents #467 of 2,247Top 25%
TC Toyoda Iron Works Co.: 1 patents #62 of 147Top 45%
MM Mitsubishi Motors: 1 patents #856 of 1,823Top 50%
Nsk: 1 patents #937 of 1,559Top 65%
NC Nsk Steering Systems Co.: 1 patents #19 of 58Top 35%
Overall (All Time): #102,945 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 26–34 of 34 patents

Patent #TitleCo-InventorsDate
8316683 Method of manufacturing a bent product and an apparatus and a continuous line for manufacturing the same Naoki Shimada, Fumihiko Kikuchi, Shinjiro Kuwayama 2012-11-27
8136871 Strength member for an automobile body, front side member, and side structure for an automobile body Michitaka Yoshida, Nobusato Kojima, Naoaki Shimada 2012-03-20
7827839 Profile element pipe for hydraulic bulging, hydraulic bulging device using the element pipe, hydraulic bulging method using the element pipe, and hydraulically bulged product Masayasu Kojima 2010-11-09
7694787 Shock absorbing member for vehicle Mitsutoshi Kano, Mitsutoshi Uchida 2010-04-13
7484393 Profile mother pipe for hydraulic bulging, hydraulic bulging apparatus using the same, hydraulic bulging method, and hydraulic bulged product 2009-02-03
5636544 Cold rolling method for a metal strip and a mill array Hideo Yamamoto, Takeshi Masui, Kiyotaka Hori, Ryuji Hamada, Shunji Kamata +6 more 1997-06-10
5390518 Method for shining metal sheet surfaces and method for cold-rolling metallic materials Kazuo Morimoto, Hideaki Furumoto, Tetsuo Kajihara, Kanji Hayashi, Kiyotaka Hori +5 more 1995-02-21
5007152 Variable-crown roll Susumu Inoue, Takeshi Masui 1991-04-16
4860416 Variable-crown roll Takeshi Masui, Yoshiro Matsumoto, Eiji Hirooka 1989-08-29