TS

Toshiharu Seyama

AK Asahi Kasei Kabushiki Kaisha: 3 patents #181 of 1,220Top 15%
AC Asahi Kasei Kogyo Co.: 2 patents #303 of 1,395Top 25%
Overall (All Time): #840,140 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10017627 Methacrylic resin composition Katsuhiro Iwase, Keigo SASAKI, Harumi Watanabe, Fumiki Murakami, Miyuki Kazunori 2018-07-10
7056965 Polyoxymethylene resin composition Mitsuhiro Horio 2006-06-06
6506838 Modified oxymethylene polymers 2003-01-14
6156834 Polyacetal resin composition Mikio Oka, Makoto Doki 2000-12-05
6147146 Resin composition Mitsuhiro Horio 2000-11-14
5519075 Polyoxymethylene resin composition Masao Matsumoto, Kenji Kagawa 1996-05-21