KO

Kohei Ota

KO Konica: 4 patents #1 of 32Top 4%
KO Konica Minolta Opto: 3 patents #10 of 140Top 8%
Overall (2011): #8,078 of 364,097Top 3%
7
Patents 2011

Issued Patents 2011

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
7969854 Optical pickup device and objective lens used in the same Kiyono Ikenaka, Yuichi Atarashi 2011-06-28
7961583 Optical pickup apparatus, recording/reproducing apparatus provided with the optical pickup apparatus, optical element, and information recording/reproducing method Norikazu Arai, Toshiyuki Kojima, Toshihiko Kiriki, Shinichiro Saito 2011-06-14
7948856 Manufacturing method of an objective lens for an optical pickup apparatus and the optical pickup apparatus Kentarou Nakamura 2011-05-24
7948857 Optical pickup apparatus, objective optical element and optical information recording reproducing apparatus Kentarou Nakamura, Nobuyoshi Mori, Eiji Nomura 2011-05-24
7924681 Optical pickup apparatus, recording/reproducing apparatus provided with the optical pickup apparatus, optical element, and information recording/reproducing method Norikazu Arai, Toshiyuki Kojima, Toshihiko Kiriki, Shinichiro Saito 2011-04-12
7903528 Optical pick-up apparatus Tohru Kimura, Kiyono Ikenaka 2011-03-08
7889617 Optical pickup apparatus, recording/reproducing apparatus provided with the optical pickup apparatus, optical element, and information recording/reproducing method Norikazu Arai, Toshiyuki Kojima, Toshihiko Kiriki, Shinichiro Saito 2011-02-15