Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6375603 | Bag for packing powder, method of producing the same and method of producing film having holes constituting the bag | Haruo Yuasa, Isao Hata, Hiroshi Suizu, Tatsuo Yamazaki | 2002-04-23 |