Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6632849 | Porous carbonized film and process for its production | Shyusei Ohya, Yukihiko Asano | 2003-10-14 |
| 6565962 | Polyimide porous film | Shyusei Ohya, Yuuichi Fujii, Yukihiko Asano, Kimio Nakayama, Kenji Fukunaga | 2003-05-20 |
| 6541073 | Zirconium oxide and zirconium oxide precursor and process for producing them | Yoshihisa Kakuta, Takashi Atoguchi, Tomonori Kanougi | 2003-04-01 |