Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Jun Sakurai — 5 Patents in 2021

HKHamamatsu Photonics K.K.: 3 patents #39 of 238Top 20%
HCHitachi Industrial Equipment Systems Co.: 2 patents #14 of 92Top 20%
Hamamatsu, JP: #27 of 412 inventorsTop 7%
Overall (2021): #31,323 of 548,734Top 6%
5 Patents 2021

Issued Patents 2021

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11099283 Scintillator panel and radiation detector Haruki Yamaji, Kazuhiro Shirakawa, Keisuke Goto, Hidenori Jonishi, Masashi Hatanaka 2021-08-24
11092699 Scintillator panel, and radiation detector Keisuke Goto, Kazuhiro Shirakawa, Hidenori Jonishi, Masashi Hatanaka, Haruki Yamaji +1 more 2021-08-17
11050316 Axial gap type rotating electric machine Yasuei YONEOKA, Shuuichi TAKAHASHI, Toshifumi Suzuki, Katsuyuki Yamazaki, Daisaku Takahashi +1 more 2021-06-29
10983224 Scintillator panel, and radiation detector Keisuke Goto, Kazuhiro Shirakawa, Hidenori Jonishi, Masashi Hatanaka, Haruki Yamaji +1 more 2021-04-20
10886803 Axial gap-type rotary electrical machine Shuuichi TAKAHASHI, Yasuei YONEOKA, Toshifumi Suzuki, Toru Sakai, Katsuyuki Yamazaki +2 more 2021-01-05