Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
RI

Ryuji Iwamoto — 9 Patents

Panasonic: 8 patents #3,315 of 21,108Top 20%
FLFujitsu Semiconductor Limited: 1 patents #612 of 1,301Top 50%
Nara, JP: #505 of 2,795 inventorsTop 20%
Overall (All Time): #557,754 of 4,157,543Top 15%
9 Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
11460332 Gas meter Kenji Nagatomo, Yasuo Koba, Mitsunobu Enomoto 2022-10-04
10591330 Flow rate measurement device Kazuki Shiota, Kenji Yasuda, Yuji Fujii, Yasuo Koba 2020-03-17
10323968 Method of recording physical quantity change history, program thereof, flow rate measurement apparatus and fluid supplying system 2019-06-18
9200939 Flow rate measurement apparatus and fluid supply system 2015-12-01
9046222 Flowmeter Hajime Miyata, Kenichi Kamon, Youichi Itou, Daisuke Bessyo 2015-06-02
9014993 Flow rate measuring device Mitsuo Yokohata, Takuhisa Ootani, Kouichi Ueki, Kazutaka Asano, Hajime Miyata +1 more 2015-04-21
8606729 Gas blocking device Takuhisa Ootani, Mitsuo Yokohata, Kouichi Ueki, Kazutaka Asano, Hajime Miyata +1 more 2013-12-10
8548754 Flowmeter Hajime Miyata, Youichi Itou, Daisuke Bessyo, Kenichi Kamon 2013-10-01
7773261 Setting of color processing parameters for digital imaging apparatus Masami Ikeda, Soichi HAGIWARA 2010-08-10