HK

Hiroyuki Kurokawa

TO Toyota: 23 patents #895 of 26,838Top 4%
NS Nippon Steel: 5 patents #528 of 4,423Top 15%
NI Nikon: 4 patents #874 of 2,493Top 40%
SC Sumitomo Construction Machinery Co.: 4 patents #16 of 89Top 20%
NM Nippon Steel & Sumitomo Metal: 4 patents #273 of 1,491Top 20%
Honda Motor Co.: 4 patents #5,328 of 21,052Top 30%
ML Mitsubishi Paper Mills Limited: 4 patents #104 of 458Top 25%
MM Mitsubishi Motors: 3 patents #352 of 1,823Top 20%
HC Hokuriku Electric Industry Co.: 3 patents #16 of 104Top 20%
TI Toray Industries: 2 patents #1,308 of 3,690Top 40%
AC Aichi Machine Industry Co.: 2 patents #11 of 131Top 9%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
MM Memc Electronic Materials: 1 patents #138 of 273Top 55%
Kyocera: 1 patents #2,054 of 3,732Top 60%
SI Seiko Instruments: 1 patents #836 of 1,437Top 60%
HO Horkos: 1 patents #13 of 22Top 60%
YA Yazaki: 1 patents #2,077 of 3,427Top 65%
Aisin Seiki Kabushiki Kaisha: 1 patents #2,094 of 3,782Top 60%
ME Mitsubishi Jidosha Engineering: 1 patents #75 of 277Top 30%
Overall (All Time): #29,143 of 4,157,543Top 1%
70
Patents All Time

Issued Patents All Time

Showing 1–25 of 70 patents

Patent #TitleCo-InventorsDate
12385219 Shovel Ryuji Shiratani, Hajime ARAGAKI 2025-08-12
12358564 Vehicle roof structure 2025-07-15
12304567 Vehicle skeleton structure Koichiro Ueno 2025-05-20
12126076 Vehicle skeleton structure Shintaro Kitakata, Koichiro Ueno 2024-10-22
11879589 Shovel Ryuji Shiratani, Hajime ARAGAKI 2024-01-23
11761168 Shovel Ryuji Shiratani, Hajime ARAGAKI 2023-09-19
11724569 Air conditioner, air conditioning control method, and program Kazuaki Takizawa, Masahito Watanabe, Kazuhiro Matsuoka, Akira Saita, Kazufumi Kuroda 2023-08-15
11511626 Information display device for vehicle Kazufumi Kuroda, Kotaro Higuchi, Masaru Aoki, Eiichi Hoshino, Keisuke Kato 2022-11-29
11460060 Component joining structure 2022-10-04
11447190 Structure for reinforcing framework member in vehicle 2022-09-20
11407450 Reinforcement for a vehicle Kosuke Sakurai 2022-08-09
11059524 Vehicular panel structure Shin TERADA 2021-07-13
11046203 Capacitor state display device for vehicle Kazufumi Kuroda, Kotaro Higuchi, Masaru Aoki, Eiichi Hoshino, Keisuke Kato 2021-06-29
10875083 Apparatus and method for manufacturing forged crankshaft Tomohisa Yamashita, Kunihiro Yabuno, Ken-ichiro Yoshino, Sho Takamoto, Kenji Tamura +3 more 2020-12-29
10850772 Vehicle frame structure 2020-12-01
10828693 Apparatus for manufacturing forged crankshaft Tomohisa Yamashita, Sho Takamoto, Kunihiro Yabuno, Ken-ichiro Yoshino, Kenji Tamura +1 more 2020-11-10
10745053 Vehicle body upper section structure Shin TERADA 2020-08-18
10604382 Work machine with lifting magnet Takaaki Morimoto, Yoshimitsu Yuzawa 2020-03-31
10464120 Method for producing forged crankshaft Kenji Tamura, Junichi Okubo, Ken-ichiro Yoshino, Kunihiro Yabuno, Tomohisa Yamashita +2 more 2019-11-05
10441995 Method for producing forged crankshaft Sho Takamoto, Kenji Tamura, Tomohisa Yamashita, Kunihiro Yabuno, Ken-ichiro Yoshino +2 more 2019-10-15
10413965 Method for producing forged crankshaft Sho Takamoto, Kenji Tamura, Tomohisa Yamashita, Kunihiro Yabuno, Ken-ichiro Yoshino +2 more 2019-09-17
10350671 Method for producing a forged crankshaft Kenji Tamura, Junichi Okubo, Koichiro Ishihara, Ken-ichiro Yoshino, Kunihiro Yabuno +2 more 2019-07-16
10124398 Method for producing a forged crankshaft Kenji Tamura, Junichi Okubo, Koichiro Ishihara, Ken-ichiro Yoshino, Kunihiro Yabuno +2 more 2018-11-13
10086425 Method for producing a forged crankshaft Kenji Tamura, Junichi Okubo, Koichiro Ishihara, Ken-ichiro Yoshino, Kunihiro Yabuno +2 more 2018-10-02
10058912 Method for producing a forged crankshaft Kenji Tamura, Junichi Okubo, Koichiro Ishihara, Ken-ichiro Yoshino, Kunihiro Yabuno +2 more 2018-08-28