TO

Takahiro Oka

KC Kobelco Construction Machinery Co.: 1 patents #21 of 58Top 40%
MC Murata Manufacturing Co.: 1 patents #333 of 898Top 40%
Overall (2020): #115,801 of 565,922Top 25%
2
Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10669131 Construction machine equipped with boom Hiroyuki Otsuka, Shoji Watanabe, Daisuke Takaoka, Tetsuya KOBATAKE, Shingo KURIHARA 2020-06-02
10638603 Multilayer ceramic substrate Yoshitake Yamagami, Yuki Takemori, Kazuo Kishida, Hiromichi Kawakami 2020-04-28