YK

Yuichi Koreeda

JL Japan Aviation Electronics Industry, Limited: 98 patents #2 of 728Top 1%
NT NTT: 6 patents #897 of 4,871Top 20%
HI Hitachi: 3 patents #10,712 of 28,497Top 40%
NE Nec: 3 patents #4,195 of 14,502Top 30%
HC Hirose Electric Co.: 2 patents #163 of 407Top 45%
NE Ntt Electronics: 1 patents #160 of 358Top 45%
Overall (All Time): #14,880 of 4,157,543Top 1%
99
Patents All Time

Issued Patents All Time

Showing 51–75 of 99 patents

Patent #TitleCo-InventorsDate
8858091 Optical connector and optical connector device Takayoshi Yamauchi, Osamu Hashiguchi, Naoki Katagiyama 2014-10-14
8770859 Optical adapter Yasutaka Hiroki, Naoki Katagiyama 2014-07-08
8767064 Combination of optical connector inspection apparatus and optical connector capable of inspecting a held posture of an optical fiber Hiroyuki Honma, Kazuhito Asada, Tomohiko Aso, Hisaya Takahashi, Mikio Oda +1 more 2014-07-01
8757915 Adapter unit Hideo Sugimoto, Hideto Shimazu 2014-06-24
D705172 Housing for a connector Rika Nomura, Koji Nakagawa, Norio Chujo 2014-05-20
8721190 Optoelectrical connector Osamu Hashiguchi 2014-05-13
D704645 Housing for a connector Rika Nomura, Koji Nakagawa, Norio Chujo 2014-05-13
8678667 Optical connector Naoki Katagiyama, Yoshikazu Namekawa, Yoshinori Kurosawa, Seiji Kojima 2014-03-25
8646988 Optical connector adapter with excellent dust resistance Naoki Katagiyama 2014-02-11
8459878 Optical connector and optical connector cable Naoki Katagiyama, Hideto Shimazu, Takeo Toda, Hideo Sugimoto, Yasutaka Hiroki 2013-06-11
D683705 Guide pin for optical connector Naoki Katagiyama, Seiji Kojima, Yoshinori Kurosawa, Yoshikazu Namekawa 2013-06-04
8419291 Adapter system Osamu Hashiguchi, Naoki Katagiyama 2013-04-16
8419295 Photoelectric conversion/connection device Wataru Ohtsu, Mikio Oda, Hisaya Takahashi, Takashi Ohtsuka, Hikaru Kouta +1 more 2013-04-16
8376628 Optical connector plug Naoki Katagiyama, Yasutaka Hiroki 2013-02-19
8360660 Optical module Masashi Hiraki 2013-01-29
8348518 Optical connector Naoki Katagiyama, Hideto Shimazu, Takeo Toda 2013-01-08
8297855 Optical connector Hikaru Kouta, Kaichiro Nakano, Hisaya Takahashi, Takashi Ohtsuka, Hideyuki Ono 2012-10-30
8226302 Optical connector Masaru Kobayashi, Ryo Nagase, Yoshiteru Abe 2012-07-24
8047725 Assembly-type durable optical connector adapter Naoki Katagiyama, Hikaru Kouta, Hisaya Takahashi, Mikio Oda, Hideyuki Ono 2011-11-01
8033740 Optical connector having an internal clearance at a part to be connected to an optical fiber Hisaya Takahashi, Mikio Oda, Hideyuki Ono 2011-10-11
7641397 Optical connector Akihiro Onogawa, Yoshiteru Abe, Masaru Kobayashi, Ryou Nagase, Masahiro Tsuchida +1 more 2010-01-05
7625130 Optical component and adapter including the same Yasutaka Hiroki, Naoki Katagiyama 2009-12-01
7507032 Optical connection component which has a shutter member and which can be reduced in size Naoki Katagiyama, Yasutaka Hiroki, Akihiro Onogawa 2009-03-24
7484898 Optical connector excellent in maintenance of a connected state Naoki Katagiyama, Yasutaka Hiroki 2009-02-03
7416348 Optical connector excellent in assemblability and dimensional accuracy Jun Takeda 2008-08-26