TU

Takeshi Umeda

NI Nikon: 3 patents #14 of 257Top 6%
Overall (2021): #60,757 of 548,734Top 15%
3
Patents 2021

Issued Patents 2021

Patent #TitleCo-InventorsDate
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