NK

Nobuaki Kitano

HI Hitachi: 13 patents #3,142 of 28,497Top 15%
HC Hitachi Cable: 4 patents #157 of 1,086Top 15%
Overall (All Time): #273,832 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
10686423 Phase-shifting circuit and antenna device Satoshi Yoshihara, Seiji Kado 2020-06-16
9905935 Antenna device Naoki Iso, Masahisa Kaneta, Tomoyuki Ogawa, Tsukasa Fujishima 2018-02-27
9640860 Antenna device Naoki Iso, Masahisa Kaneta, Tomoyuki Ogawa 2017-05-02
9583819 Antenna device including a phase shifter and a feeding portion configured as a triplate line with a center conductor Naoki Iso, Tomoyuki Ogawa, Yoshiaki Ishigami 2017-02-28
9559418 Phase shifter having dielectric members inserted into a movable support frame Naoki Iso, Yoshiaki Ishigami, Masahisa Kaneta, Tomoyuki Ogawa, Tsukasa Fujishima 2017-01-31
9548528 Antenna device Naoki Iso, Tomoyuki Ogawa, Yoshiaki Ishigami 2017-01-17
9520629 Phase-shift circuit and antenna device Naoki Iso, Masahisa Kaneta, Tomoyuki Ogawa, Yoshiaki Ishigami 2016-12-13
9515380 Phase shift/antenna circuit having a signal line with first and third regions for engaging dielectric members and a second region that does not engage the dielectric members Naoki Iso, Tomoyuki Ogawa 2016-12-06
9496606 Transmission line and antenna device Naoki Iso 2016-11-15
9431718 Antenna device including triplate line including central conductor and ground plates Naoki Iso, Tomoyuki Ogawa, Yoshiaki Ishigami 2016-08-30
9293823 Antenna device Naoki Iso, Toshiyuki Ando, Tomoyuki Ogawa, Yoshiaki Ishigami 2016-03-22
8860620 Electromagnetic wave radiation coaxial cable and communication system using the same 2014-10-14
8811278 Low/high frequency shared leakage antenna, base station apparatus and close-range detection system using the antenna Ken Takei, Kazuo Tamura, Seiichi Kashimura, Hiroyuki Hori, Yasuo Ishikawa 2014-08-19
8258529 Light-emitting element and method of making the same Taichiroo Konno 2012-09-04
8071992 Semiconductor light-emitting device Masahiro Arai, Kazuyuki Iizuka 2011-12-06
7330630 Waveguide type variable optical attenuator Koutarou Tanaka, Yukio Abe, Haruyasu Komano 2008-02-12
6921491 Method for forming a groove and method for manufacturing an optical waveguide element Katsuya Ohtomo 2005-07-26