AK

Akiyoshi KIRIMURA

HC Hitachi Construction Machinery Co.: 5 patents #242 of 1,234Top 20%
Overall (All Time): #907,163 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
12275428 Vehicle control system Hirotake Ishii, Hidefumi Ishimoto 2025-04-15
11789450 Vehicle control system Hirotake Ishii, Tomoyuki Hamada, Hidefumi Ishimoto 2023-10-17
11562864 Safety switch input diagnosis device and work machine using safety switch input diagnosis device Yuichi Kuramochi, Hidefumi Ishimoto 2023-01-24
10640108 On-board terminal device and vehicle collision prevention method Seiya Katou, Takeshi Ito 2020-05-05
10244456 Wireless communication system, control server, and base-station switching operation control method Ryota Yamasaki, Tomoyuki Hamada, Tsutomu Yamada 2019-03-26