Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6924348 | Polyamide acid and polyimide, and optical material | Kozo Tajiri, Masayoshi Kuwabara, Tohru Matsuura, Noriyoshi Yamada | 2005-08-02 |
| 6916959 | Halogen-containing aromatic compound | Masayoshi Kuwabara | 2005-07-12 |