TU

Takeshi Umeda

NI Nikon: 17 patents #226 of 2,493Top 10%
PA Panasonic: 7 patents #3,841 of 21,108Top 20%
TO Toyota: 2 patents #10,861 of 26,838Top 45%
Overall (All Time): #149,288 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 25 most recent of 26 patents

Patent #TitleCo-InventorsDate
12287468 Variable magnification optical system, optical apparatus, and method for producing variable magnification optical system 2025-04-29
12272539 Auxiliary power supply system, module, auxiliary power supply control method, and program Yohsuke Mitani 2025-04-08
12228713 Variable magnification optical system, optical apparatus, and method for producing variable magnification optical system 2025-02-18
12169323 Zoom lens, optical apparatus, and method for manufacturing zoom lens 2024-12-17
12085701 Zoom optical system, optical apparatus and method for manufacturing the zoom optical system Tomoki Ito, Atsushi Shibayama 2024-09-10
11966032 Variable magnification optical system, optical equipment, and method for producing variable magnification optical system Yoko Komatsubara 2024-04-23
11953664 Zoom optical system, optical apparatus and method for manufacturing the zoom optical system Tomoki Ito, Atsushi Shibayama 2024-04-09
11945384 Backup power supply system, power supply backup method, and program Yohsuke Mitani 2024-04-02
11881738 Backup power supply system and vehicle Yohsuke Mitani 2024-01-23
11789245 Variable magnification optical system, optical apparatus, and method for producing variable magnification optical system 2023-10-17
11668899 Zoom lens, optical apparatus, and method for manufacturing zoom lens 2023-06-06
11428913 Zoom lens, optical apparatus, and method for manufacturing the zoom lens Makoto Fujimoto 2022-08-30
11420608 Vehicle electricity storage device Yohsuke Mitani 2022-08-23
11269167 Zoom optical system, optical apparatus and method for manufacturing the zoom optical system Tomoki Ito, Atsushi Shibayama 2022-03-08
11231566 Variable magnification optical system, optical apparatus, and method for producing variable magnification optical system 2022-01-25
11150451 Zoom optical system, optical apparatus and method for manufacturing the zoom optical system Tomoki Ito, Atsushi Shibayama 2021-10-19
11106023 Variable magnification optical system, optical apparatus, and method for producing variable magnification optical system 2021-08-31
10908388 Zoom lens, optical apparatus, and method for manufacturing zoom lens 2021-02-02
10670847 Zoom lens, optical apparatus, and method for manufacturing the zoom lens Makoto Fujimoto 2020-06-02
10379319 Zoom lens, optical apparatus, and method for manufacturing zoom lens 2019-08-13
10088013 Manufacturing method for multi-layered ring Tomohiko Nishiyama, Akira Takashima 2018-10-02
9939621 Zoom lens, optical apparatus, and method for manufacturing the zoom lens Makoto Fujimoto 2018-04-10
8538056 Hearing aid Masahiro Ishibashi, Yosimasa Simogochi, Takashi Fujikawa 2013-09-17
D672874 Eartip retainer for hearing aids Masahiro Ishibashi, Yosimasa Simogochi, Takashi Fujikawa 2012-12-18
D672875 Eartip retainer for hearing aids Masahiro Ishibashi, Yosimasa Simogochi, Takashi Fujikawa 2012-12-18