EP-4501973-A4 - HOLLOW PARTICLES AND PRODUCTION METHOD THEREFOR
EP4501973A4EP 4501973 A4EP4501973 A4EP 4501973A4EP-4501973-A4
Inventors
- CHIBA TAKERU
- YAGYU SAKYO
Assignees
- ZEON CORP
Dates
- Publication Date
- 20260506
- Application Date
- 20230320
- Priority Date
- 20220330