Inventor
WAKAMATSU KOJI
JP7 patents
⚠️ This page may combine multiple inventors who share the name “WAKAMATSU KOJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MAZDA MOTOR
5 patentsUS10165354B1Dec 25, 2018
Sound system for vehicle
MAZDA MOTOR4 citations70
US10583788B2Mar 10, 2020
Sound system for vehicle
MAZDA MOTOR1 citations59
US10981516B2Apr 20, 2021
Vehicle speaker disposition structure
MAZDA MOTOR0 citations50
US11745668B2Sep 5, 2023
Speaker disposition structure of vehicle
MAZDA MOTOR0 citations44
US11535171B2Dec 27, 2022
Speaker disposition structure of vehicle
MAZDA MOTOR0 citations44