HI

Hitoshi Iwasaki

KT Kabushiki Kaisha Toshiba: 224 patents #11 of 21,451Top 1%
TS Toshiba Electronic Devices & Storage: 15 patents #36 of 900Top 4%
Mitsubishi Electric: 13 patents #2,044 of 25,717Top 8%
Tdk: 5 patents #1,099 of 3,796Top 30%
NA Nabtesco: 3 patents #60 of 320Top 20%
YC Yanmar Power Technology Co.: 1 patents #96 of 202Top 50%
NC Nippon Chemi-Con: 1 patents #97 of 199Top 50%
SI Sanshin Industries: 1 patents #190 of 319Top 60%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #2,141 of 4,157,543Top 1%
243
Patents All Time

Issued Patents All Time

Showing 176–200 of 243 patents

Patent #TitleCo-InventorsDate
6369992 Yoke-type head with magneto-resistance effect film recessed from medium facing surface and extending across magnetic gap Hiroaki Yoda, Atsuhito Sawabe, Yuichi Ohsawa, Masashi Sahashi, Tadahiko Kobayashi 2002-04-09
6368706 Magnetoresistance effect element Yuichi Ohsawa, Reiko Kondoh, Susumu Hashimoto, Atsuhito Sawabe, Yuzo Kamiguchi +2 more 2002-04-09
6362940 Recording-reproducing magnetic head Hiroaki Yoda, Atsuhito Sawabe, Naoyuki Inoue, Akio Hori 2002-03-26
6348274 Magnetoresistive element and magnetic recording apparatus Yuzo Kamiguchi, Hiromi Yuasa, Masashi Sahashi 2002-02-19
6338899 Magnetoresistance effect element, magnetic head, magnetic head assembly, magnetic storage system Hideaki Fukuzawa, Yuzo Kamiguchi, Katsuhiko Koui, Shin Nakamura, Kazuhiro Saito +4 more 2002-01-15
6313973 Laminated magnetorestrictive element of an exchange coupling film, an antiferromagnetic film and a ferromagnetic film and a magnetic disk drive using same Hiromi Fuke, Kazuhiro Saito, Katsuhiko Koui, Hideaki Fukuzawa, Akiko Saito 2001-11-06
6303218 Multi-layered thin-film functional device and magnetoresistance effect element Yuzo Kamiguchi, Akiko Saito, Katsuhiko Koui, Masatoshi Yoshikawa, Hiromi Yuasa +4 more 2001-10-16
6256863 Yoke type magnetoresistance head and manufacturing method of the same Kazuhiro Saito, Akiko Saito, Akihiko Tsutai, Hiroaki Yoda, Tadahiko Kobayashi +3 more 2001-07-10
6172858 Thin film head Hiroaki Yoda, Yuichi Ohsawa, Kohichi Tateyama, Reiko Kondoh, Toshihiko Ohta +1 more 2001-01-09
6165607 Sputtering target and antiferromagnetic film and magneto-resistance effect element formed by using the same Takashi Yamanobe, Naomi Fujioka, Takashi Ishigami, Nobuo Katsui, Hiromi Fuke +3 more 2000-12-26
6159593 Magnetoresistance effect element Yuichi Ohsawa, Reiko Kondoh, Susumu Hashimoto, Atsuhito Sawabe, Yuzo Kamiguchi +2 more 2000-12-12
6157525 Magnetic head Reiko Kondoh, Hiroaki Yoda, Yuichi Ohsawa, Yuzo Kamiguchi, Susumu Hashimoto 2000-12-05
6146776 Magneto-resistance effect head Hideaki Fukuzawa, Yuzo Kamiguchi, Naoyuki Inoue, Noriyuki Ito, Taro Oike +1 more 2000-11-14
6118624 Magneto-resistance effect element having a magnetic biasing film Hideaki Fukuzawa, Yuzo Kamiguchi 2000-09-12
6115216 Magnetoresistance effect type head and separate recording-reproducing type magnetic head Hiroaki Yoda, Atsuhito Sawabe, Naoyuki Inoue, Akio Hori 2000-09-05
6111722 Magnetoresistance effect element having improved biasing films, and magnetic head and magnetic recording device using the same Hideaki Fukuzawa, Yuzo Kamiguchi, Yuichi Ohsawa 2000-08-29
6111729 Magnetoresistance effect element Yuzo Kamiguchi, Akiko Saito, Kazuhiro Saito, Hideaki Fukuzawa, Masashi Sahashi 2000-08-29
6103438 Polyester resin for toner, process for its production and toner Shinji Kubo, Noriyuki Tajiri, Yoichi Nagai 2000-08-15
6088195 Magnetoresistance effect element Yuzo Kamiguchi, Kazuhiro Saito, Hideaki Fukuzawa, Hiromi Fuke, Masashi Sahashi 2000-07-11
6064552 Magnetoresistive head having magnetic yoke and giant magnetoresistive element such that a first electrode is formed on the giant magnetoresistive element which in turn is formed on the magnetic yoke which acts as a second electrode Yuzo Kamiguchi, Masashi Sahashi, Hiroaki Yoda 2000-05-16
6057049 Exchange coupling film and magnetoresistive element Hiromi Fuke, Yuuzo Kamiguchi, Susumu Hashimoto, Tomomi Funayama, Kazuhiro Saito +1 more 2000-05-02
6056996 Magnetoresistance effect type head and separate recording-reproducing type magnetic head Hiroaki Yoda, Atsuhito Sawabe, Naoyuki Inoue, Akio Hori 2000-05-02
6052262 Magneto-resistance effect element and magnetic head Yuzo Kamiguchi, Akiko Saito, Hideaki Fukuzawa, Masashi Sahashi 2000-04-18
6046891 Thin film head Hiroaki Yoda, Yuichi Ohsawa, Kohichi Tateyama, Reiko Kondoh, Toshihiko Ohta +1 more 2000-04-04
6007958 Polyester resin for full color toner Hirokazu Ito, Noriyuki Tajiri 1999-12-28