Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5542239 | Method for welding a packing band of thermoplastic resin and a welded band resulting therefrom | Noboru Fujii, Kenji Kawabata, Junji Niikura, Tomotoshi Ouya | 1996-08-06 |
| 4451422 | Method for producing polyethylene terephthalate packing material | Ryosuki Yui, Ketsuke Kume, Junji Niikura | 1984-05-29 |