EP-4549643-A4 - MELT-BLOWN NONWOVEN FABRIC, LAMINATE, FILTER FOR MASK, AND MASK
EP4549643A4EP 4549643 A4EP4549643 A4EP 4549643A4EP-4549643-A4
Inventors
- SHIMAMOTO HITOSHI
- MIYAMOTO TAKAYUKI
- MAEDA TAKEKAZU
- TAMURA MASANOBU
- OTANI SHUNSUKE
Assignees
- KANEKA CORP
Dates
- Publication Date
- 20260506
- Application Date
- 20230629
- Priority Date
- 20220630