KO

Kazumasa Ohsono

HC Hitachi Cable: 12 patents #31 of 1,086Top 3%
NT NTT: 4 patents #1,310 of 4,871Top 30%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
TO Toyota: 2 patents #10,861 of 26,838Top 45%
Overall (All Time): #351,764 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
9052432 Multicore fiber Bing Yao, Noribumi Shiina 2015-06-09
8800323 Method of sealing air holes in an optical fiber Yoshinori Kurosawa, Bing Yao, Masao Tachikura, Hisanori Nakai, Toshio Kurashima +2 more 2014-08-12
8472769 Optical fiber, end part processing method of optical fiber, and end part processing apparatus of optical fiber Masao Tachikura, Noribumi Shiina, Kanako Suzuki, Yoshikazu Namekawa, Kyoji Osozawa +3 more 2013-06-25
7903695 Optical fiber laser and exciting method using same Seiji Kojima, Bing Yao, Akihito Hongo, Akio Sato, Kohei Yanaka +5 more 2011-03-08
7857525 Optical connector Kanako Suzuki, Yoshihisa Kato, Noribumi Shiina, Tomoyuki Nisio 2010-12-28
7813386 Optical fiber for an optical fiber laser, method for fabricating the same, and optical fiber laser Bing Yao, Seiji Kojima, Akihito Hongo 2010-10-12
7769058 Optical fiber laser Akihito Hongo, Bing Yao 2010-08-03
7684449 Optical fiber for fiber laser device and fiber laser device using same Akihito Hongo, Seiji Kojima, Bing Yao 2010-03-23
7658550 Optical fiber, optical fiber connecting method, and optical connector Yoshinori Kurosawa, Bing Yao, Masao Tachikura, Hisanori Nakai, Toshio Kurashima +2 more 2010-02-09
7583877 Optical fiber, optical fiber connection structure and optical connector Kanako Suzuki, Bing Yao, Yoshihisa Kato 2009-09-01
7555184 Optical fiber, end face structure of optical fiber assembly, and optical connector Yoshinori Kurosawa, Yoshihisa Kato 2009-06-30
7393143 Optical connector and connection structure of optical fibers Yoshihisa Kato, Kanako Suzuki, Noribumi Shiina, Tomoyuki Nisio, Yoshikazu Namekawa +1 more 2008-07-01
7376315 Optical fiber, optical fiber connecting method, and optical connector Yoshinori Kurosawa, Bing Yao, Masao Tachikura, Hisanori Nakai, Toshio Kurashima +2 more 2008-05-20
7349610 Optical fiber coiled cord Masao Tachikura, Yoshinori Kurosawa, Yoshikazu Namekawa, Kenji Kawase, Toshio Kurashima +2 more 2008-03-25