AN

Akira Nakamura

NS Nippon Gakki Seizo: 2 patents #16 of 72Top 25%
📍 Tokyo, CA: #13 of 53 inventorsTop 25%
Overall (1982): #16,554 of 81,411Top 25%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4344503 Diaphragm for electro-acoustic transducer Takao Nakaya 1982-08-17
4315557 Diaphragm for electro-acoustic transducer Takao Nakaya 1982-02-16