HS

Hirotoshi Sonoda

TK Toyo Boseki Kabushiki Kaisha: 2 patents #343 of 1,085Top 35%
📍 Toyohashi, JP: #501 of 1,141 inventorsTop 45%
Overall (All Time): #2,232,923 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6329031 Polyester resin composition and reduced pressure blood-collecting tube Hironobu Kitagawa, Mitsuhiro Harada, Yoshitaka Eto 2001-12-11
6129961 Polyester resin and production method thereof Atsushi Hara, Mitsuhiro Harada, Yoshio Araki, Shouji Kikuchi, Takashi Hashimoto +6 more 2000-10-10