NI

Norihiko Ishimatsu

Yamaha: 6 patents #432 of 2,001Top 25%
Overall (All Time): #793,766 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
11929050 Strainer device Yuki Uchida 2024-03-12
7262355 Snare strainer Takashi Hagiwara 2007-08-28
6828495 Drum and drumhead stretching mechanism therefor 2004-12-07
6399865 Musical instrument stand 2002-06-04
6326534 Simple stable stand for musical instrument 2001-12-04
6229080 Musical instrument stand 2001-05-08