TH

Tomoyuki Hamada

HC Hitachi Construction Machinery Co.: 4 patents #19 of 136Top 15%
📍 Ibaraki, JP: #41 of 660 inventorsTop 7%
Overall (2019): #42,075 of 560,194Top 8%
4
Patents 2019

Issued Patents 2019

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10446036 Traffic control system, traffic control device, and on-board terminal device Masaki Kanai, Manabu Katou 2019-10-15
10431083 Onboard terminal device and traffic control system Hidefumi Ishimoto 2019-10-01
10339806 Traffic control server and system Hidefumi Ishimoto 2019-07-02
10244456 Wireless communication system, control server, and base-station switching operation control method Ryota Yamasaki, Akiyoshi KIRIMURA, Tsutomu Yamada 2019-03-26