EH

Eiichi Hirota

Sumitomo Electric Industries: 9 patents #3,076 of 21,551Top 15%
HU Hokkaido University: 2 patents #9 of 74Top 15%
LG Lion Group: 2 patents #101 of 587Top 20%
Overall (All Time): #389,001 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
6757192 Magnetic recording element, magnetic memory, magnetic recording method, method for fabricating a magnetic recording element, and method for fabricating a magnetic memory Koichi Mukasa, Makoto Sawamura, Kazuhisa Sueoka, Ryosho Nakane, Motonori Nakamura 2004-06-29
6750450 Scanning magnetism detector and probe Koichi Mukasa, Makoto Sawamura, Kazuhisa Sueoka 2004-06-15
6562486 Exchange coupling film, magnetoresistance effect device, magnetoresistance effective head and method for producing exchange coupling film Hiroshi Sakakima, Yasuhiro Kawawake, Mitsuo Satomi, Yasunari Sugita 2003-05-13
6258470 Exchange coupling film, magnetoresistance effect device, magnetoresistance effective head and method for producing exchange coupling film Hiroshi Sakakima, Yasuhiro Kawawake, Mitsuo Satomi, Yasunari Sugita 2001-07-10
5358576 Amorphous materials with improved properties Harufumi Senno, Hiroshi Sakakima, Masatsugu Yamaguchi 1994-10-25
5144060 Betaine esters of polyoxyalkylene ether Hiroshi Morita, Yasuo Ishizaki 1992-09-01
4943612 Ultra-fine particulated polymer latex and composition containing the same Hiroshi Morita, Yasuo Ishizaki 1990-07-24
4535376 Magnetic head incorporating an amorphous magnetic metallic film having a thickness equal to a track width Noboru Nomura, Kiyotaka Wasa 1985-08-13
4488195 Magnetic head and method of producing same Yukihiro Yanagiuchi, Hiroshi Sakakima, Harufumi Senno 1984-12-11
4437912 Amorphous magnetic alloys Hiroshi Sakakima, Mitsuo Satomi, Harufumi Senno 1984-03-20
4312683 Method for heat-treating amorphous alloy films Hiroshi Sakakima, Harufumi Senno, Yukihiro Yanagiuchi 1982-01-26
4288260 Method of heat treatments of amorphous alloy ribbons Harufumi Senno, Hiroshi Sakakima, Yukihiro Yanagiuchi, Tsuneo Inoue, Masatsugu Yamaguchi 1981-09-08
4288307 Method of making a magnetic head Kiyotaka Wasa, Takao Tohda, Kazuo Yokoyama, Shigeru Hayakawa 1981-09-08