KI

Kenji Iijima

Sumitomo Electric Industries: 21 patents #970 of 21,551Top 5%
SH Shimadzu: 8 patents #195 of 2,007Top 10%
NK Nittoh Kogaku K.K.: 4 patents #3 of 32Top 10%
NS Nippon Steel: 3 patents #914 of 4,423Top 25%
NE Nec: 3 patents #4,195 of 14,502Top 30%
SK Seisan Kaihatsu Kagaku Kenkyusho: 3 patents #5 of 31Top 20%
KC Kanegafuchi Chemical Industry Co.: 3 patents #23 of 179Top 15%
ZC Zexel Valeo Climate Control: 2 patents #17 of 56Top 35%
NL Nippon Mining Company Limited: 2 patents #46 of 262Top 20%
Tdk: 2 patents #1,902 of 3,796Top 55%
TO Tosoh: 2 patents #354 of 1,042Top 35%
TK Toyo Boseki Kabushiki Kaisha: 2 patents #343 of 1,085Top 35%
UI Ube Industries: 2 patents #593 of 1,686Top 40%
NI Nittoh: 1 patents #12 of 20Top 60%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
VC Valeo Japan Co.: 1 patents #31 of 106Top 30%
JC Japan E M Co.: 1 patents #9 of 18Top 50%
Overall (All Time): #77,392 of 4,157,543Top 2%
40
Patents All Time

Issued Patents All Time

Showing 1–25 of 40 patents

Patent #TitleCo-InventorsDate
12209990 Magnetic body inspection device and magnetic body inspection system 2025-01-28
11644439 Magnetic body inspection apparatus 2023-05-09
11493574 Magnetic material inspection device 2022-11-08
11485609 Magnetic body inspection device 2022-11-01
11480546 Magnetic material inspection system, magnetic material inspection device, and magnetic material inspection method 2022-10-25
11391697 Magnetic body inspection device and magnetic body inspection method 2022-07-19
11358836 Wire rope inspection device, wire rope inspection system, and wire rope inspection method 2022-06-14
11194136 Optical system for image pickup and image pickup apparatus 2021-12-07
11092570 Magnetic body inspection apparatus and magnetic body inspection method 2021-08-17
9134057 Refrigeration cycle and condenser with supercooling unit 2015-09-15
7715110 Zoom lens system 2010-05-11
7518805 Zoom lens system 2009-04-14
7324289 Zoom lens system 2008-01-29
7163755 Magneto-resistive element Masayoshi Hiramoto, Nozomu Matukawa, Akihiro Odagawa, Hiroshi Sakakima 2007-01-16
7042686 Magnetoresistive element and method for producing the same Masayoshi Hiramoto, Akihiro Odagawa, Nozomu Matukawa, Hiroshi Sakakima 2006-05-09
7012790 Magnetic head with yoke and multiple magnetic layers Masayoshi Hiramoto, Nozomu Matsukawa, Akihiro Odagawa, Hiroshi Sakakima 2006-03-14
6985304 Lens system and camera 2006-01-10
6977799 Magnetic head comprising a multilayer magnetoresistive device and a yoke for introducing magnetic flux from a medium to the magnetoresistive device Masayoshi Hiramoto, Nozomu Matsukawa, Akihiro Odagawa, Hiroshi Sakakima 2005-12-20
6899965 Dielectric film and method for forming the same Takashi Nishikawa 2005-05-31
6798620 Magneto-resistive element, magnetic head, and magnetic recording and reproduction apparatus Masayoshi Hiramoto, Nozomu Matsukawa, Akihiro Odagawa, Hideaki Adachi, Hiroshi Sakakima +1 more 2004-09-28
6785100 Magnetic head comprising a multilayer magnetoresistive device and a yoke for introducing magnetic flux from a medium to the magnetoresistive device Masayoshi Hiramoto, Nozomu Matsukawa, Akihiro Odagawa, Hiroshi Sakakima 2004-08-31
6771473 Magnetoresistive element and method for producing the same Masayoshi Hiramoto, Akihiro Odagawa, Nozomu Matukawa, Hiroshi Sakakima 2004-08-03
6767655 Magneto-resistive element Masayoshi Hiramoto, Nozomu Matukawa, Akihiro Odagawa, Hiroshi Sakakima 2004-07-27
6762142 Dielectric ceramic and dielectric device Kojiro Okuyama, Junichi Kato, Hiroshi Kagata 2004-07-13
6717780 Magnetoresistive device and/or multi-magnetoresistive device Masayoshi Hiramoto, Nozomu Matsukawa, Akihiro Odagawa, Hiroshi Sakakima 2004-04-06