Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Hirofumi Nagareda — 12 Patents

Casio Computer Co.: 12 patents #183 of 1,970Top 10%
Tachikawa, JP: #84 of 482 inventorsTop 20%
Overall (All Time): #396,045 of 4,157,543Top 10%
12 Patents All Time
Hirofumi Nagareda has been granted 12 US patents while listed as an inventor at Casio Computer Co.. The first was granted in 2002 and the most recent in November 2022. Hirofumi Nagareda ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list Hirofumi Nagareda in Tachikawa, JP.

Patents per Year

Patents granted per year, 2002 to 2022Bar chart with a peak of 3 patents in 2022.peak 32002: 1 patents20022015: 2 patents20152018: 2 patents20182019: 1 patents20192020: 2 patents20202021: 1 patents20212022: 3 patents2022

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
11500335 Electronic timepiece Hirohisa Maruyama, Kosuke Hasegawa, Noriyuki KITTA 2022-11-15
11397411 Electronic timepiece, processing selection method, and storage medium 2022-07-26
11385600 Timer measurement device, electronic timepiece, timer measurement method, and non-transitory computer readable storage medium storing program Shigeki Hisada 2022-07-12
11071888 Exercise data display device, exercise data display method, and computer readable non-transitory storage medium with program stored thereon Shigeki Hisada 2021-07-27
10841414 Information terminal, wrist information device, and system 2020-11-17
10691076 Electronic timepiece Takaomi Yonekura, Tadashi Kojima, Takayasu Akagi, Shinji Saito, Hirohisa Maruyama +1 more 2020-06-23
10509371 Information notification method, information notification device, and non-transitory recording medium Takeshi Hanada, Katsuhiko Obata, Mitsuaki Matsuo, Tadashi Kojima, Oh Takahashi +1 more 2019-12-17
10054910 Electronic timepiece, communication system and storage medium 2018-08-21
10007236 Electronic timepiece Takaomi Yonekura, Tadashi Kojima, Takayasu Akagi, Shinji Saito, Hirohisa Maruyama +1 more 2018-06-26
9022643 Analog electronic timepiece with fast-setting hands Mitsuaki Matsuo, Noriyuki KITTA 2015-05-05
8937851 Electronic timepiece Mitsuaki Matsuo 2015-01-20
6426719 Position measurement apparatus that detects location by receiving external signals Noriyuki KITTA 2002-07-30