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USPTO Patent Rankings Data through Sept 30, 2025
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Yuko Sano — 4 Patents in 2018

Hitachi: 3 patents #58 of 1,215Top 5%
HMHitachi Maxell: 1 patents #12 of 71Top 20%
Overall (2018): #32,295 of 503,207Top 7%
4 Patents 2018

Issued Patents 2018

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9997953 Battery system Kenji Takeda, Toshiroh Shibata, Yuuji Nagashima 2018-06-12
9979200 Storage battery system and solar power generation system having the same Kenji Takeda, Taichi Nomura, Kenichirou Beppu, Yuuji Nagashima 2018-05-22
9941734 Storage battery system and solar power generation system having the same Kenji Takeda, Kenichirou Beppu, Yuuji Nagashima, Taichi Nomura 2018-04-10
9931063 Sensor for measuring motor function, a plastic band, and a device for measuring motor function Toshihiro Aita, Akitoshi Doi, Atsushi Ninomiya, Mitsuru Onuma, Akihiko Kandori +1 more 2018-04-03