Sumita; Masao

Follow

Organization

Ayase, JP

Organizations

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Piezoelectric dispersion type organic damping composite
- Patent number 6,002,196
- Issue date Dec 14, 1999
- Sumita; Masao
- Masao Sumita
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Trademarklast 30 trademarks