HK

Hirotaka Koyama

Nissan Motor Co.: 3 patents #2,303 of 8,689Top 30%
DE Denso: 1 patents #6,940 of 11,792Top 60%
NS Nec Display Solutions: 1 patents #138 of 237Top 60%
SH Shimadzu: 1 patents #1,152 of 2,007Top 60%
Overall (All Time): #783,399 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
12330503 Power supply control method and power supply control device Shinji Nakajima, Toshiyuki Koide, Kenichi Gotou 2025-06-17
11090631 Method for hydrophobization of hydrophilic material Yukio Oikawa, Shigeyoshi Horiike 2021-08-17
10872586 Display control device for vehicle and display unit for vehicle 2020-12-22
9904151 Projector and image projection method Noriko Nagase, Atsushi Kato, Isao Takahashi, Takashi Ishikawa 2018-02-27
8880263 Control device for hybrid vehicle Takeo Aizawa, Kakuzou Kaneko 2014-11-04
8788132 Control device and control method for hybrid vehicle Takeo Aizawa, Kakuzou Kaneko 2014-07-22