Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4667873 | Top or bottom sealing structure for paper container | Muneki Fukumoto, Shinzo Saito | 1987-05-26 |
| 4368081 | Method for removing residual hydrogen peroxide on a sterilized food package | Kunio Hata, Kihachiro Oshima, Isao Kano, Norio Matsukura, Hiroaki Umeda +3 more | 1983-01-11 |