AM

Akio Matsushima

MK Murata Kikai: 4 patents #95 of 454Top 25%
Yamaha: 1 patents #1,232 of 2,001Top 65%
Overall (All Time): #831,985 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10789915 Acoustic string instrument, and methods for manufacturing and repairing same Kazuki SOGA, Toshihisa Yamazaki, Yoshiro Yamauchi, Hiroshi Nakaya 2020-09-29
6041585 Spinning machine and its operation method Tsutomu Mekata 2000-03-28
5052478 Pipe for coolant condenser Ichio Nakajima, Tsuneo Kousaka 1991-10-01
4848072 Method for producing spun yarns Shoji Sakai 1989-07-18
4688735 Paper tube supply system Noshi Shinji 1987-08-25
4496108 Bunch winding device in winding machine Syoichi Tone, Koji Deno 1985-01-29