Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6488736 | Method of producing sintered metal sprocket and sprocket produced by the method | Katsuhiko Ueda, Makoto Iwakiri, Yoshimi Sugaya, Yutaka Mabuchi, Masato Yamaguchi +2 more | 2002-12-03 |
| 6456227 | Weather radar | Yasuhiro Katsuyama | 2002-09-24 |