Inventor

HIWATASHI HIDEKI

JP3 patents

Patents

3 patents

US8737675B2May 27, 2014

Speaker unit including diaphragm having a voice coil attached thereto

HIWATASHI HIDEKI8 citations74

US8627919B2Jan 14, 2014

Speaker and portable information terminal

HIWATASHI HIDEKI3 citations53

US8520882B2Aug 27, 2013

Speaker terminal mount structure and speaker unit

HIWATASHI HIDEKI0 citations32