HN

Hiroaki Nishiumi

TO Toyota: 21 patents #1,063 of 26,838Top 4%
TC Taiho Kogyo Co.: 2 patents #102 of 332Top 35%
AI Aisin: 1 patents #310 of 1,000Top 35%
Aisin Seiki Kabushiki Kaisha: 1 patents #2,094 of 3,782Top 60%
Overall (All Time): #203,187 of 4,157,543Top 5%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
12427443 Gas-liquid separator Hitoshi OKUNO, Takami HOSOI 2025-09-30
11728503 Fuel cell module Daisuke Ishikawa 2023-08-15
11652222 Fuel cell system Takami HOSOI 2023-05-16
11637297 Fuel cell system Takami HOSOI, Takashi Mishima, Hitoshi OKUNO, Toshihide Yamada 2023-04-25
11225152 Fuel cell vehicle Daisuke Ishikawa 2022-01-18
10991958 Gas and water discharge unit for fuel cell system Takami HOSOI, Takashi Mishima, Koichi Kashiwagi, Hitoshi OKUNO 2021-04-27
10919576 Vehicle Yugo Ichida 2021-02-16
10737565 Fuel cell vehicle Yugo Ichida 2020-08-11
10608262 Fuel cell vehicle Tatsuya TOKUMASU 2020-03-31
10559841 Fuel cell and manufacturing method of fuel cell Yuma TAKABATAKE, Michitaro Itoga, Masahiko Nishikawa 2020-02-11
10468705 Fuel cell case 2019-11-05
10179520 Fuel cell vehicle Shigetaka Yoshikawa, Tatsuya TOKUMASU 2019-01-15
10014549 Fuel cell system Tateki Takayama, Toshiyuki TONUMA 2018-07-03
9985300 Insulator and fuel cell device Yutaka Hotta, Tateki Takayama 2018-05-29
9834079 Fuel cell vehicle Masahiko Nishikawa 2017-12-05
9222621 Gas filling system 2015-12-29
RE42720 Fuel cell mounting structure Hideyuki Tanaka, Toru Bisaka, Akira Aoto, Yutaka Hotta, Shunichi Shibasaki +1 more 2011-09-20
7754360 Fuel cell module and fuel cell motor vehicle 2010-07-13
7427447 Fuel cell module and fuel cell motor vehicle 2008-09-23
6803142 Fuel cell Hideyuki Tanaka, Toru Bisaka, Akira Aoto, Yutaka Hotta, Shunichi Shibasaki +1 more 2004-10-12
6645659 Fuel cell apparatus Toru Bisaka, Hideyuki Tanaka 2003-11-11