KH

Kimiyasu Honma

AU Audio-Technica: 1 patents #116 of 180Top 65%
SO Sony: 1 patents #17,262 of 25,231Top 70%
Overall (All Time): #2,123,219 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7738726 Block distortion reduction apparatus Mitsuaki Shiraga, Hiroshi Kobayashi 2010-06-15
4364120 Pickup cartridge of moving coil type for phonograph — 1982-12-14