Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6432533 | Metallic iron containing slag | Takuya Negami, Kazuo Kunii, Shinichi Inaba, Masataka Shimizu, Isao Kobayashi +7 more | 2002-08-13 |
| 6401609 | Gravure printing method using aquatic gravure ink and gravure printing machine for the same | Hirotsugu Fukumori, Michiyoshi Shimizu, Toshiyuki Torasawa, Katsumi Nakaya | 2002-06-11 |