Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10071845 | Paper-made container and method for preparing the paper-made container | Kiyoshi Saitaka, Katsuji Nishihashi, Atsushi Oikawa | 2018-09-11 |
| 5725916 | Heat-insulating paper container and method for producing the same | Kenji Ishii | 1998-03-10 |