Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6435755 | Joint mechanism for structural members | Shigekazu Nagai, Hiroyuki Shiomi, Takeshi Nagai | 2002-08-20 |
| 6399194 | Polypropylene terephthalate twisted yarn and method for producing the same | Hideaki Kunisada, Katsuhiko Mochizuki, Yuhei Maeda | 2002-06-04 |
| 6375059 | Method for smoothing steel pipe seam portion | Toshio Ohnishi, Masahiro Kagawa, Yoshnori Sugie, Nobuki Tanaka, Kingo Sawada +6 more | 2002-04-23 |