EK

Eiji Komura

Tdk: 86 patents #12 of 3,796Top 1%
S( Sae Magnetics (H.K.): 1 patents #306 of 585Top 55%
Overall (All Time): #19,598 of 4,157,543Top 1%
86
Patents All Time

Issued Patents All Time

Showing 51–75 of 86 patents

Patent #TitleCo-InventorsDate
8270261 Thermally-assisted magnetic recording head comprising waveguide with inverted-trapezoidal shape Tsutomu Chou, Koji Shimazawa, Kosuke Tanaka 2012-09-18
8264920 Near-field light generator and thermally-assisted magnetic recording head Tsutomu Chou, Shinji Hara, Daisuke Miyauchi, Kosuke Tanaka 2012-09-11
8264919 Thermal assisted magnetic recording head having spot size converter Tsutomu Chou, Koji Shimazawa, Seiichi Takayama 2012-09-11
8248890 Thermally-assisted head including surface-plasmon resonant optical system Tsutomu Chou, Koji Shimazawa 2012-08-21
8243388 Heat-assisted magnetic head constituted of slider and light source unit, and manufacturing method of the head Koji Shimazawa, Yasuhiro Ito, Seiichi Takayama, Kosuke Tanaka 2012-08-14
8243559 Thermally-assisted magnetic recording head comprising near-field optical device with propagation edge Tsutomu Chou, Koji Shimazawa 2012-08-14
8243558 Thermally assisted magnetic head, head gimbal assembly, and hard disk apparatus Koji Shimazawa 2012-08-14
8223596 Thermally-assisted magnetic recording head with plane-emission type light source Tsutomu Chou, Koji Shimazawa, Seiichi Takayama 2012-07-17
8223597 Thermally assisted head having reflection mirror for propagating light Tsutomu Chou, Koji Shimazawa 2012-07-17
8194509 Thermally-assisted magnetic recording head comprising light source with photonic-band layer Koji Shimazawa, Seiichi Takayama, Tsutomu Chou 2012-06-05
8170389 Optical waveguide, and thermally-assisted magnetic recording head including the same Tsutomu Chou 2012-05-01
8169861 Thermally-assisted magnetic recording head comprising plasmon generator Tsutomu Chou, Koji Shimazawa 2012-05-01
8149654 Wave guide that attenuates evanescent light of higher order TM mode Shinji Hara, Seiichi Takayama, Koji Shimazawa 2012-04-03
8130599 Thermally-assisted magnetic recording head comprising near-field optical device with propagation edge Tsutomu Chou, Koji Shimazawa 2012-03-06
8125858 Heat-assisted magnetic recording head including plasmon generator Shinji Hara, Tsutomu Chou, Kosuke Tanaka, Koji Shimazawa, Daisuke Miyauchi +2 more 2012-02-28
8125857 Heat-assisted magnetic recording head including plasmon generator Kosuke Tanaka, Daisuke Miyauchi, Susumu Aoki, Tetsuya Roppongi, Tsutomu Chou +1 more 2012-02-28
8116172 Near-field light generating device including surface plasmon generating element Yasuhiro Ito, Seiichi Takayama, Koji Shimazawa, Satoshi Tomikawa, Shuichi Okawa 2012-02-14
8116175 Heat-assisted magnetic recording head including plasmon generator Tsutomu Chou, Koji Shimazawa, Shinji Hara 2012-02-14
8116034 Thermally assisted magnetic head having main pole arranged between near-field light-generating portions and manufacturing method of same Koji Shimazawa, Kosuke Tanaka, Seiichi Takayama, Hitoshi Hatate 2012-02-14
8111591 Heat-assisted magnetic recording head having laser diode overlaping two recording wiring layers Koji Shimazawa, Tomohito Mizuno 2012-02-07
8107325 Near-field light generating element comprising surface plasmon antenna with surface or edge opposed to waveguide Koji Shimazawa, Daisuke Miyauchi 2012-01-31
8098547 Optical waveguide and thermal assist magnetic recording head therewith Tsutomu Chou, Koji Shimazawa, Seiichi Takayama 2012-01-17
8089830 Near-field light generating device including near-field light generating element with edge part opposed to waveguide Makoto Isogai, Susumu Aoki, Daisuke Miyauchi, Seiichi Takayama 2012-01-03
8089831 Heat-assisted magnetic recording head including plasmon generator Tsutomu Chou, Koji Shimazawa, Kosuke Tanaka, Daisuke Miyauchi 2012-01-03
8077556 Thermally assisted magnetic head, head gimbal assembly, and hard disk drive Koji Shimazawa, Kosuke Tanaka 2011-12-13