KH

Katsuyuki Hagihara

TL Teijin Limited: 8 patents #127 of 1,631Top 8%
Overall (All Time): #630,243 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
11021583 Random mat and fiber-reinforced composite material Yuhei Konagai, Takeshi Naito, Naoaki Sonoda 2021-06-01
9909253 Random mat, shaped product of fiber reinforced composite material, and carbon fiber mat Naoaki Sonoda, Takeru Ohki 2018-03-06
9884954 Random mat and fiber-reinforced composite material shaped product Naoaki Sonoda, Yuhei Konagai 2018-02-06
9580568 Fiber-reinforced composite material Yuhei Konagai, Naoaki Sonoda, Masatomo Teshima 2017-02-28
9528200 Method for manufacturing reinforcing fiber strand Yukino Oosawa, Makoto Ootsubo, Takeru Ooki 2016-12-27
9353231 Composite base material Takeru Ohki 2016-05-31
9222202 Carbon fiber bundle, method for producing the same, and molded article made thereof Kaori Nagakura, Takeshi Naito, Masaru Sato, Toru Kaneko, Takashi Ito +1 more 2015-12-29
8946342 Random mat and fiber-reinforced composite material Yuhei Konagai, Naoaki Sonoda, Noboru Okimoto 2015-02-03