HH

Hidetoshi Hiraoka

PA Panasonic: 2 patents #549 of 2,986Top 20%
Overall (2019): #167,732 of 560,194Top 30%
2
Patents 2019

Issued Patents 2019

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10405119 Loudspeaker-diaphragm and loudspeaker including the same — 2019-09-03
10327085 Loudspeaker diaphragm, manufacturing method for the same, and loudspeaker including the loudspeaker diaphragm — 2019-06-18