KT

Katsumi Tomizawa

JV Jvckenwood: 4 patents #138 of 736Top 20%
KL Kenwood Limited: 2 patents #71 of 319Top 25%
Overall (All Time): #798,001 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
12114123 Sound input-output control apparatus, sound input-output control method, and non-transitory computer-readable medium Hiroyuki Kumakura, Ryo Miyakuchi, Hideki Takehara, Naribumi Omata, Jeong-ju Choe 2024-10-08
12022252 Sound input-output control apparatus, sound input-output control method, and non-transitory computer-readable medium Jeongju Choe, Hiroyuki Kumakura, Ryo Miyakuchi, Hideki Takehara, Naribumi Omata 2024-06-25
11558586 Recording system and recording method 2023-01-17
9423267 Navigation device and display control method 2016-08-23
8296050 Navigation device 2012-10-23
7565240 Navigation device, method, and program 2009-07-21