RI

Ryusuke Ishikawa

DE Denso: 10 patents #1,243 of 11,792Top 15%
TO Toyota: 2 patents #10,861 of 26,838Top 45%
Overall (All Time): #396,623 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12370978 Electronic key system Hiroya Yamamoto, Kohei NIMURA 2025-07-29
12291090 Vehicle control device, vehicle control system, vehicle control method, and storage medium Yoshiya SUGITA, Shutaro TOKUNAGA 2025-05-06
12104427 Vehicle control device, vehicle control system, vehicle control method, and storage medium Yoshiya SUGITA, Shutaro TOKUNAGA 2024-10-01
11491953 Mobile device and electronic key system for wireless communication with vehicle device 2022-11-08
11256248 Reception range varying system, vehicle control device, and portable device Hiroaki Maehara, Takayuki Hattori, Tetsuya Miwa, Tatsuhito Yoshida 2022-02-22
10723315 Electronic key system for vehicle, and portable device 2020-07-28
10369965 Electronic key system, on-board device, and electronic key Takashi Saiki 2019-08-06
9995061 Smart entry system Nobuyoshi Nagai, Koji Ueno 2018-06-12
9903985 Infrared apparatus Yonosuke Koyama, Makoto Hatano, Seizaburou Kawashima 2018-02-27
9008861 Vehicle device control system with a disabling feature Takashi Saiki, Takeshi Kumazaki 2015-04-14
8684044 Fluid charging system, movable object, supply facility, and method for controlling fluid charge Takashi Saiki, Makoto Kawatsu 2014-04-01
8346090 Infrared communication system, movable object, supply facility, and method for infrared communication in the same Makoto Kawatsu 2013-01-01