YU

Yuuki Umizaki

HC Hitachi Construction Machinery Co.: 8 patents #167 of 1,234Top 15%
HC Hitachi Construction Machinery Tierra Co.: 2 patents #22 of 55Top 40%
📍 Koka, JP: #29 of 142 inventorsTop 25%
Overall (All Time): #485,078 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
D1087174 Hydraulic excavator Kohei Maeda, Makoto Motozu, Katsumi Usami, Yusuke Daimon, Masaru Oda +1 more 2025-08-05
11313101 Construction machine Makoto Motozu 2022-04-26
8998234 Construction machine Makoto Motozu, Teruo Irino, Kouhei Urase, Toshihiro Sako 2015-04-07
D686642 Swing post for a construction machine Kohei Urase, Katsuhiro Sasaki, Makoto Motozu, Seiichi Kihara 2013-07-23
D686252 Frame for a construction machine Kohei Urase, Teruo Irino, Katsuhiro Sasaki 2013-07-16
D685009 Portion of a hydraulic excavator Akira Saito, Kazuhiko Hiraoka, Shigehisa Hagura, Tomoyuki Miyata, Teruo Irino +2 more 2013-06-25
D684603 Weight for a construction machine Shigehisa Hagura, Kazuhiko Hiraoka, Tomoyuki Miyata, Akira Saito, Makoto Motozu +1 more 2013-06-18
D684605 Cover for construction machine Shigehisa Hagura, Tomoyuki Miyata, Makoto Motozu 2013-06-18
8443932 Working machine Yasuhiro Miyahara, Junya Kawamoto 2013-05-21
8413676 Construction machine Yasutaka Tsuruga, Teruo Irino, Makoto Motozu 2013-04-09