IH

Ichiro Hatakeyama

NE Nec: 18 patents #592 of 14,502Top 5%
FU Fujikura: 3 patents #385 of 1,407Top 30%
NE Nec Electronics: 1 patents #715 of 1,789Top 40%
Overall (All Time): #258,658 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8315491 Optical connector and optical coupling structure Tomoyuki Hino, Ichiro Ogura 2012-11-20
7918610 Optical transceiver and optical connector Kunihiko Fujiwara, Akito Nishimura, Yukio Hayashi, Tetsuo Nozawa, Takanori Shimizu +1 more 2011-04-05
7783143 Semiconductor device having optical signal input-output mechanism Kazunori Miyoshi, Kazuhiko Kurata, Takanori Shimizu, Junichi Sasaki 2010-08-24
7620272 Photoelectric composite module and optical input/output device Tomoyuki Hino, Kazuhiko Kurata, Ichiro Ogura, Junichi Sasaki, Yoichi Hashimoto +1 more 2009-11-17
7561762 Semiconductor device having optical signal input-output mechanism Kazunori Miyoshi, Kazuhiko Kurata, Takanori Shimizu, Junichi Sasaki 2009-07-14
7534052 Optical transceiver and optical connector Kunihiko Fujiwara, Akito Nishimura, Yukio Hayashi, Tetsuo Nozawa, Takanori Shimizu +1 more 2009-05-19
7504701 Optical unit featuring both photoelectric conversion chip and semiconductor chip wrapped with flexible sheet Shigeru Moribayashi, Yoshiaki Morishita, Kowashi Taketomi, Takao Yamazaki, Shinji Watanabe 2009-03-17
7488122 Optical connector and optical module Youichi Hashimoto, Junichi Sasaki, Kazuhiko Kurata 2009-02-10
7473038 Optical connector for coupling an optical fiber to a circuit board Kunihiko Fujiwara, Akito Nishimura, Kenji Sasaki, Yukio Hayashi, Youichi Hashimoto +4 more 2009-01-06
7333683 Structure and method for mounting LSI package onto photoelectric wiring board, information processing apparatus, optical interface, and photoelectric wiring board Junichi Sasaki, Kazunori Miyoshi, Hikaru Kouta, Kaichiro Nakano, Mikio Oda +2 more 2008-02-19
6819722 Offset control circuit, optical receiver using the same and optical communication system 2004-11-16
6538790 Optical receiver array Takeshi Nagahori, Kazunori Miyoshi 2003-03-25
6181454 Adaptive threshold controlled decision circuit immune to ringing components of digital signals Takeshi Nagahori, Kazunori Miyoshi 2001-01-30
6081362 Optical receiver capable of responding to both burst and continuous signals Takeshi Nagahori 2000-06-27
6018407 Optical receiving circuit Takeshi Nagahori 2000-01-25
5798664 Offset cancelling amplifier circuit having Miller integrator as offset detector Takeshi Nagahori, Soichiro Araki, Kazunori Miyoshi 1998-08-25
5793256 Integrated circuit preamplifier for an optical receiver Takeshi Nagahori, Soichiro Araki, Kazunori Miyoshi 1998-08-11
5525929 Transimpedance amplifier circuit with feedback and load resistor variable circuits Takeshi Nagahori 1996-06-11