Inventor
SAWADA MUTSUO
JP6 patents
⚠️ This page may combine multiple inventors who share the name “SAWADA MUTSUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROLAND CORP
5 patentsUS9281142B2Mar 8, 2016
Keyboard device
ROLAND CORP4 citations70
US11776512B2Oct 3, 2023
Keyboard device
ROLAND CORP2 citations69
US11538444B2Dec 27, 2022
Keyboard apparatus and key guiding method
ROLAND CORP2 citations68
US11735150B2Aug 22, 2023
Keyboard device
ROLAND CORP0 citations60
US11776511B2Oct 3, 2023
Keyboard device
ROLAND CORP0 citations59