NC

Naofumi Chiwata

HI Hitachi: 16 patents #2,438 of 28,497Top 9%
HC Hitachi Cable: 3 patents #224 of 1,086Top 25%
Overall (All Time): #236,563 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
10996246 Current detection method, current detection device, signal correction method for current detection device, and signal correction device for current detection device Naoki Futakuchi, Katsuya Akimoto 2021-05-04
10338105 Current detector that prevents fluctuatons in detection sensitivity Naoki Futakuchi, Katsuya Akimoto 2019-07-02
10225967 Noise suppression cable Katsutoshi Nakatani, Kenji Ajima, Yosuke Sumi, Katsuya Akimoto, Hiroshi Okikawa +1 more 2019-03-05
9880206 Electric current sensor Katsuya Akimoto, Hisashi Tate, Naoki Futakuchi, Ken Okuyama, Yukio Ikeda +1 more 2018-01-30
9734931 Power-supply cable and apparatus for manufacturing electric wire used for said power-supply cable Tomohisa Suzuki, Takeshi Terasaki, Fumihito Oka, Hirotaka Eshima 2017-08-15
9679688 Magnetic tape and shield cable Katsuya Akimoto, Yosuke Sumi, Katsutoshi Nakatani, Kenji Ajima, Hiroshi Okikawa +1 more 2017-06-13
9645189 Partial discharge charge amount measuring method and device Yosuke Sumi, Hideyuki Kikuchi 2017-05-09
9557352 Current detection structure Katsuya Akimoto, Hisashi Tate, Ken Okuyama, Naoki Futakuchi, Yukio Ikeda +3 more 2017-01-31
9530542 Shielded cable Katsuya Akimoto, Yosuke Sumi, Katsutoshi Nakatani, Kenji Ajima, Hiroshi Okikawa +1 more 2016-12-27
9513317 Current detection structure Ken Okuyama, Katsuya Akimoto, Naoki Futakuchi, Yukio Ikeda, Kazuhisa Takahashi 2016-12-06
9508468 Noise suppression cable, core assembly, and electrical device Katsutoshi Nakatani, Yosuke Sumi, Kenji Ajima, Katsuya Akimoto, Hiroshi Okikawa +1 more 2016-11-29
9484128 Noise suppression cable Yoshinori Sunaga, Takahiro Sugiyama 2016-11-01
9455071 Noise suppression cable Yosuke Sumi, Katsuya Akimoto, Katsutoshi Nakatani, Hiroshi Komuro, Kenji Ajima +2 more 2016-09-27
9396841 Noise suppression cable Yosuke Sumi, Katsuya Akimoto, Katsutoshi Nakatani, Kenji Ajima, Hiroshi Okikawa +1 more 2016-07-19
8766661 Malfunction detecting device for solar cell panel Haruyasu Komano, Kazuo Kotani 2014-07-01
8723547 Solar photovoltaic junction box Haruyasu Komano, Kazuo Kotani 2014-05-13
8568547 Molded product and manufacturing method thereof Takanori Yamazaki, Takenori Taki 2013-10-29
7387548 Electric contact and female terminal Hideaki Takehara 2008-06-17
7202416 Electromagnetic insulation wire, and method and apparatus for manufacturing the same Matahiro Komuro, Masato Miyataki, Takanori Yamazaki 2007-04-10