YN

Yoshiaki Naganuma

TO Toyota: 51 patents #164 of 26,838Top 1%
CI Ciba-Geigy: 1 patents #1,572 of 2,867Top 55%
CC Ciba Specialty Chemicals: 1 patents #701 of 1,233Top 60%
YE Yokogawa Electric: 1 patents #658 of 1,441Top 50%
Overall (All Time): #47,355 of 4,157,543Top 2%
54
Patents All Time

Issued Patents All Time

Showing 1–25 of 54 patents

Patent #TitleCo-InventorsDate
12172516 Attachment for fuel inlet of vehicle 2024-12-24
12157363 Vehicle comprising fuel inlet 2024-12-03
11050072 Fuel cell system and operation control method of the same Tomohiko Kaneko, Yutaka Tano, Yohei Okamoto 2021-06-29
10777827 Water drainage device for fuel cell, fuel cell system, moving body and control method of fuel cell system Tomohiro Ogawa, Ryosuke OYA, Tomohiko Kaneko, Mitsuhiro Nada 2020-09-15
10714770 Fuel cell system Tomohiko Kaneko 2020-07-14
10629927 Fuel cell system and method for discharging fluid in the system Masashi Toida, Tomohiro Ogawa 2020-04-21
10483572 Flow control method of cooling medium in a fuel cell system, and fuel cell system Masashi Toida, Tomohiro Ogawa, Tsuyoshi Maruo 2019-11-19
10476092 Fuel cell system, fuel cell mountable vehicle and method of controlling fuel cell system Takashi Yamada, Tsuyoshi Maruo 2019-11-12
10388974 Fuel cell system and emergency stop method Satoshi Shiokawa, Tomohiro Ogawa, Tsuyoshi Maruo, Hiroyuki Imanishi 2019-08-20
10381668 Operation control method of fuel cell and operation control apparatus of fuel cell Masashi Toida, Tomohiro Ogawa, Tsuyoshi Maruo 2019-08-13
10361443 Fuel cell system, and control method for fuel cell system Nobukazu Mizuno 2019-07-23
10340542 Fuel cell system and control method of fuel cell Tomohiro Ogawa 2019-07-02
10312535 Fuel cell system including control of rotation speed of a gas pump Tomio YAMANAKA, Mitsuhiro Nada, Masashi Toida 2019-06-04
10312532 Residual water scavenging processing method in fuel cell system and fuel cell system Masashi Toida, Tomohiro Ogawa, Tsuyoshi Maruo 2019-06-04
10267862 Fuel cell system with minimum cell voltage estimation Masashi Toida 2019-04-23
10224558 Fuel cell system and operation control method of the same Tomohiko Kaneko, Yutaka Tano, Yohei Okamoto 2019-03-05
10135082 Fuel cell system and control method of fuel cell system Tomohiko Kaneko, Yutaka Tano, Yohei Okamoto 2018-11-20
10074865 Fuel cell system and fuel cell system control method Masashi Toida, Tomohiro Ogawa, Tsuyoshi Maruo 2018-09-11
9991533 Fuel cell system Tomio YAMANAKA, Masashi Toida, Mitsuhiro Nada 2018-06-05
9991528 Fuel cell system Tsuyoshi Maruo, Tomohiro Ogawa, Masashi Toida 2018-06-05
9941530 Fuel cell system including water content estimation Tomohiro Ogawa, Tsuyoshi Maruo, Masashi Toida 2018-04-10
9941532 Fuel cell system and control method of fuel cell system Masashi Toida, Tomohiro Ogawa, Tsuyoshi Maruo 2018-04-10
9908381 Vehicle control apparatus and vehicle control method Yuichi Sakajo, Keigo Suematsu, Masanori Uehara, Takashi Koyama 2018-03-06
9899690 Method of discharging water from fuel cell and fuel cell system Tomohiro Ogawa, Tsuyoshi Maruo, Masashi Toida 2018-02-20
9880567 Valve control apparatus and valve control method Hiroyuki Suzuki, Tomio YAMANAKA, Mitsuhiro Nada 2018-01-30