YE

Yuki Ejiri

HI Hitachi: 8 patents #5,191 of 28,497Top 20%
BI Bitkey: 5 patents #1 of 3Top 35%
HC Hitachi Automotive Engineering Co.: 1 patents #156 of 314Top 50%
HS Hitachi Automotive Systems: 1 patents #965 of 1,636Top 60%
HE Hitachi Vehicle Energy: 1 patents #57 of 95Top 60%
Overall (All Time): #305,099 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12406096 Utilization management device, utilization management method, and program Hiroshi Yamamoto 2025-09-02
12219059 Utilization management system, management device, utilization control device, user terminal, utilization management method, and program Hiroshi Yamamoto 2025-02-04
12170733 Utilization management system, management device, utilization control device, utilization management method, and computer-readable program Hiroshi Yamamoto 2024-12-17
11971973 Uilization control system, use permit issuance device, uilization control method, and computer-readable program Hiroshi Yamamoto 2024-04-30
11956625 Utilization control system and utilization control method Hiroshi Yamamoto 2024-04-09
9912024 Battery block and battery module having same Naoki Kojima, Michihiro Kimura 2018-03-06
D685727 Assembled battery Naoki Kojima, Michihiro Kimura 2013-07-09
7243635 Throttle valve opening and closing device Masahiko Soshino, Takehiko Kowatari, Yuzo Kadomukai, Kenji Ono, Yasuhiro Kamimura +4 more 2007-07-17
7174877 Throttle valve opening and closing device Masahiko Soshino, Takehiko Kowatari, Yuzo Kadomukai, Kenji Ono, Yasuhiro Kamimura +4 more 2007-02-13
7117844 Connecting structure between rotary shaft and metal plate and method of connecting therebetween Masayuki Kobayashi, Koji Harada, Keiichi Uraki 2006-10-10
7040283 Throttle valve opening and closing device Masahiko Soshino, Takehiko Kowatari, Yuzo Kadomukai, Kenji Ono, Yasuhiro Kamimura +4 more 2006-05-09
6932051 Throttle valve opening and closing device Masahiko Soshino, Takehiko Kowatari, Yuzo Kadomukai, Kenji Ono, Yasuhiro Kamimura +4 more 2005-08-23
5188073 Fluid control valve, valve support member therefor and idling air amount control apparatus for automobile using the fluid control valve Tsutomu Okazaki, Koichiro Yamada, Chiaki Niida, Hiroaki Saeki, Hideki Honma 1993-02-23
4747380 Throttle valve control device for internal combustion engines Tomoo Ito 1988-05-31
4735179 Automatic control apparatus for engine throttle valve Tomoo Ito 1988-04-05