JK

Jun Katsumata

SO Sony: 12 patents #3,691 of 25,231Top 15%
NI Nidec: 1 patents #568 of 976Top 60%
NE Nidec Elesys: 1 patents #18 of 43Top 45%
Overall (All Time): #332,267 of 4,157,543Top 8%
14
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12255545 Inverter device for capable of performing overheating protection to switching elements when driving electric motor and control method thereof Hirotaka YOSHIOKA, Toshiyuki Watanabe 2025-03-18
11063545 Power conversion device, motor module, and electric power steering device Takashi Koikegami, Yuhi Nakada, Takahiro Kikuichi, Hironori Takano 2021-07-13
D789327 Earphone Ryo Miyake, Shogo Yashiro, Kok Keong Lim 2017-06-13
D704678 Audio player 2014-05-13
D701854 Earphone So Morimoto, Sohei Kitayama 2014-04-01
D692425 Monitor display Yuuki Kubota, Shinpei Hirano, Yuji Oikawa, Naoto Shimizu, Shigeya Kuwao +3 more 2013-10-29
D670274 Earphone So Morimoto, Sohei Kitayama 2012-11-06
D668631 Earphone So Morimoto, Satoshi Suzuki 2012-10-09
D665775 Headphone 2012-08-21
D653243 Earphone So Morimoto, Satoshi Suzuki 2012-01-31
D619553 Television receiver 2010-07-13
D524782 Mobile phone Ooi Lee Sun, Eiji Shintani 2006-07-11
D508485 Headset 2005-08-16
D500498 Mobile communications device 2005-01-04