Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859505 | Process for metallizing glass surface | Hajime Nakayama, Kouichi Tsuyama | 1989-08-22 |
| 4842899 | Process for forming metallic film on inorganic material | Yoshiyuki Tsuru, Tetsuya Okishima, Masayoshi Ikeda, Masahiro Kawamura | 1989-06-27 |