KT

Koji Tsutsumi

Mitsubishi Electric: 19 patents #1,108 of 25,717Top 5%
DE Denso: 3 patents #3,857 of 11,792Top 35%
NA Nabco: 3 patents #6 of 74Top 9%
KL Kanebo, Limited: 1 patents #248 of 571Top 45%
Overall (All Time): #128,917 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
11949394 Phase shifter and antenna device Wataru Yamamoto, Masaomi Tsuru 2024-04-02
11929723 Phase-variable frequency multiplier and antenna device Wataru Yamamoto, Sho IKEDA, Masaomi Tsuru 2024-03-12
11870447 Phase synchronization device Sho IKEDA, Akihito Hirai, Masaomi Tsuru 2024-01-09
11841457 Radar device, control circuit of radar device, and storage medium of radar device Tatsuya Hagiwara, Mitsuhiro Shimozawa 2023-12-12
11757454 Delay synchronization circuit, clock transmission circuit, and clock transmission and reception circuit Sho IKEDA, Masaomi Tsuru 2023-09-12
11502656 Variable gain amplifier Wataru Yamamoto, Mitsuhiro Shimozawa 2022-11-15
11283455 Lock detection circuit and phase-locked loop circuit Sho IKEDA 2022-03-22
11088697 PLL circuit Yuki YANAGIHARA, Mitsuhiro Shimozawa 2021-08-10
11088698 Phase-locked loop circuit Sho IKEDA, Akihito Hirai, Mitsuhiro Shimozawa 2021-08-10
11043955 PLL circuit Sho IKEDA, Mitsuhiro Shimozawa 2021-06-22
11005429 Current amplifier Takaya Maruyama 2021-05-11
10659062 PLL circuit Yuki YANAGIHARA, Mitsuhiro Shimozawa 2020-05-19
10585169 Signal generating circuit Kazuhide Higuchi, Nobuhiko Ando, Hiroyuki Mizutani, Morishige Hieda 2020-03-10
10581395 Variable gain amplifier Takanobu FUJIWARA, Atsushi Kato, Shinichi Inabe 2020-03-03
10530338 Phase shift precision calibration circuitry, vector sum phase shifter, and wireless communication device Takaya Maruyama, Eiji Taniguchi, Takanobu FUJIWARA 2020-01-07
10461756 PLL circuit Yuki YANAGIHARA, Mitsuhiro Shimozawa 2019-10-29
10425062 Polyphase filter and filter circuit Atsushi Kato, Eiji Taniguchi, Takaya Maruyama, Takanobu FUJIWARA 2019-09-24
10411714 Variable frequency divider Yuki YANAGIHARA 2019-09-10
9614498 Active balun circuit and transformer Ryosuke Takeuchi, Takayuki Nakai, Eiji Taniguchi 2017-04-04
8074503 Fuel property sensing device Xinyi Li, Kensuke Tanaka 2011-12-13
8027781 Internal combustion engine control device and internal combustion engine control system Kensuke Tanaka, Xinyi Li, Naoya WAKAYAMA 2011-09-27
7926331 Detection of fuel property based on change in rotational speed of engine Xinyi Li, Kazuhiro Higuchi, Hironari Nakagawa, Akikazu Kojima, Youhei Morimoto +2 more 2011-04-19
7553110 Conveying equipment and inspection device Mitsuhiro Minami, Hiroki Makino, Norio Oita 2009-06-30
7111740 Sorting apparatus, sorting method and alignment apparatus Fumihiro Ogawa, Satoko Hirahara 2006-09-26
6886683 Conveying apparatus, inspecting apparatus and aligningly and supplying apparatus Shogo Kakiuchi 2005-05-03