KI

Kohei Ishii

TO Toyota: 4 patents #6,703 of 26,838Top 25%
HI Hitachi: 3 patents #10,712 of 28,497Top 40%
Overall (All Time): #691,141 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
11901117 Method for manufacturing powder magnetic core Hiroto Nagaki, Kazumichi Nakatani 2024-02-13
10535454 Compressed powder core, powders for compressed power core, and method for producing compressed powder core Daisuke Okamoto, Toshimitsu Takahashi, Sinjiro Saigusa, Naoki Iwata, Jung Hwan HWANG +3 more 2020-01-14
10497500 Powder magnetic core, powder for magnetic cores, and methods of manufacturing them Masashi OHTSUBO, Masaaki Tani, Takeshi Hattori, Jung Hwan HWANG, Masashi Hara +5 more 2019-12-03
9941039 Soft magnetic member, reactor, powder for dust core, and method of producing dust core Daisuke Okamoto, Kiyotaka ONODERA, Shinjiro Saigusa, Masashi OHTSUBO, Junghwan Hwang +2 more 2018-04-10
6917133 Air conditioner having permanent magnet rotating electric machine Haruo Koharagi, Masaharu Senoh, Keiji Noma, Kazuo Sato, Satoshi Kikuchi +2 more 2005-07-12
6525442 Permanent magnet rotating electric machine Haruo Koharagi, Masaharu Senoh, Keiji Noma, Kazuo Sato, Satoshi Kikuchi +2 more 2003-02-25
6441525 Permanent magnet rotating electric machine Haruo Koharagi, Masaharu Senoh, Keiji Noma, Kazuo Sato, Satoshi Kikuchi +3 more 2002-08-27