Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6329031 | Polyester resin composition and reduced pressure blood-collecting tube | Hironobu Kitagawa, Mitsuhiro Harada, Hirotoshi Sonoda | 2001-12-11 |
| 6129961 | Polyester resin and production method thereof | Hirotoshi Sonoda, Atsushi Hara, Mitsuhiro Harada, Yoshio Araki, Shouji Kikuchi +6 more | 2000-10-10 |