KH

Keiichi Hattori

DC Dunlop Sports Co.: 2 patents #92 of 168Top 55%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
OF Otsuka Pharmaceutical Factory: 1 patents #128 of 354Top 40%
Overall (All Time): #1,207,530 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9517386 Golf ball resin composition and golf ball using the same Hidetaka INOUE, Toshiyuki Tarao, Kuniyasu Horiuchi, Kazumi Kodama, Kotaro Ryuo 2016-12-13
9493650 Golf ball resin composition and golf ball using the same Hidetaka INOUE, Toshiyuki Tarao, Kuniyasu Horiuchi, Kazumi Kodama, Kotaro Ryuo 2016-11-15
6306473 Multilayer film and container Takayuki Denpou, Tamotsu Kataoka 2001-10-23
4988393 Method for producing high-strength steel having improved weldability Ryota Yamaba, Yukio Tsuda, Atsuo Tanaka 1991-01-29