AO

Akihiko Obama

NI Nikon: 7 patents #4 of 337Top 2%
Overall (2019): #20,021 of 560,194Top 4%
7
Patents 2019

Issued Patents 2019

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
10466453 Optical system and optical device provided therewith Hiroyuki Ishigami, Kunihiko Shimizu, Takuji Hamasaki 2019-11-05
10451858 Zoom optical system, optical device and method for manufacturing the zoom optical system Kensuke Uchida 2019-10-22
10317654 Variable magnification optical system, optical apparatus, and variable magnification optical system manufacturing method Kensuke Uchida, Norikazu Yokoi, Hiroshi Yamamoto, Taku Matsuo 2019-06-11
10234663 Variable power optical system, optical device, and method of manufacturing variable power optical system Tomoyuki Sashima 2019-03-19
10203488 Zoom lens, optical apparatus, and method for manufacturing zoom lens Norikazu Yokoi, Issei Tanaka 2019-02-12
10185130 Variable magnification optical system, optical device, and method for manufacturing variable magnification optical system Tomoyuki Sashima 2019-01-22
10168512 Variable magnification optical system, optical device, and production method for variable magnification optical system Tomoyuki Sashima 2019-01-01