TK

Tamio Kawaguchi

KT Kabushiki Kaisha Toshiba: 17 patents #1,748 of 21,451Top 9%
📍 Ota, JP: #85 of 330 inventorsTop 30%
Overall (All Time): #262,688 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
12231103 Electronic circuit and calculator Noritsugu Shiokawa, Hayato Goto, Taro KANAO, Yinghao HO 2025-02-18
11699837 Transmission line and quantum computer 2023-07-11
11677127 Filter and wireless communication system 2023-06-13
11147025 Electronic apparatus and method Daiki YODA, Koji Akita, Daisuke Uchida 2021-10-12
10256789 Displacement conversion mechanism and tunable filter device Hiroshi Takahashi, Junya Tanaka, Rie Katsuki, Hiroyuki Kayano, Noritsugu Shiokawa +1 more 2019-04-09
10205211 Thermal insulation waveguide and wireless communication device Noritsugu Shiokawa, Hiroaki Ikeuchi, Tadahiro Sasaki, Kohei Nakayama, Mutsuki Yamazaki +1 more 2019-02-12
9973175 Control apparatus and tunable filter apparatus Rie Katsuki, Hiroshi Takahashi, Junya Tanaka, Hiroaki Ikeuchi, Hiroyuki Kayano +1 more 2018-05-15
9837694 Filter characteristic tuning apparatus, tunable filter apparatus and control method for tunable filter apparatus Junya Tanaka, Hiroshi Takahashi, Rie Katsuki, Akihito Ogawa, Hiroyuki Kayano +2 more 2017-12-05
9325045 Filter and resonator Noritsugu Shiokawa, Hiroyuki Kayano, Kohei Nakayama 2016-04-26
9099778 Superconducting antenna device Hiroyuki Kayano, Noritsugu Shiokawa, Kohei Nakayama, Mutsuki Yamazaki 2015-08-04
9088325 Array antenna apparatus Tsuyoshi Kumamoto, Hiroyuki Kayano 2015-07-21
8942774 Radio-frequency filter comprising an even mode resonance of a same phase inside the bandwidth and an odd mode resonance of a reverse phase outside the bandwidth 2015-01-27
8803639 Vacuum insulating chamber including waveguides separated by an air gap and including two planar reflectors for controlling radiation power from the air gap Hiroyuki Kayano, Noritsugu Shiokawa, Kohei Nakayama 2014-08-12
8570120 Heat insulating waveguides separated by an air gap and including two planar reflectors for controlling radiation power from the air gap Hiroyuki Kayano, Noritsugu Shiokawa, Kohei Nakayama 2013-10-29
8446231 High-frequency filter Hiroyuki Kayano 2013-05-21
8040203 Filter circuit and radio communication device Hiroyuki Kayano, Tatsunori Hashimoto 2011-10-18
7825751 Resonant circuit, filter circuit, and antenna device Fumihiko Aiga, Hiroyuki Kayano, Noritsugu Shiokawa, Tatsunori Hashimoto 2010-11-02