KM

Keiji Maekawa

Google: 7 patents #3,762 of 22,993Top 20%
HI Hitachi: 3 patents #10,712 of 28,497Top 40%
Overall (All Time): #483,316 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12332957 Indicating location status Daisuke Ikeda, Ryoichi Imaizumi, Kaleigh S. Smith 2025-06-17
12145642 Running pattern creation device and driving control method that uses running pattern creation device Yuhi Tsutsumi, Atsushi Oda, Keiichi Katsuta, Masaki Tsuji 2024-11-19
11921803 Indicating location status Daisuke Ikeda, Ryoichi Imaizumi, Kaleigh S. Smith 2024-03-05
11487830 Indicating location status Daisuke Ikeda, Ryoichi Imaizumi, Kaleigh S. Smith 2022-11-01
10268770 Indicating location status Daisuke Ikeda, Ryoichi Imaizumi, Kaleigh S. Smith 2019-04-23
9720933 Indicating location status Daisuke Ikeda, Ryoichi Imaizumi, Kaleigh S. Smith 2017-08-01
9460218 Indicating location status Daisuke Ikeda, Ryoichi Imaizumi, Kaleigh S. Smith 2016-10-04
9223463 Mobile user interface for a picker application Ryo Kawaguchi, Masanori Goto, Takahiro Kosakai, Hector Ouilhet, Taj J. Campbell 2015-12-29
8924050 Railway signalling system and on-board signalling system Keiichi Katsuta, Yoichi Sugita, Naoki Shibata, Kenji IMAMOTO, Motonari SUZUKI 2014-12-30
7954334 Inverter system and vehicle Masataka Sasaki, Hideki Miyazaki, Katsumi Ishikawa 2011-06-07