KT

Kazuhiko Tsutsumi

Mitsubishi Electric: 52 patents #120 of 25,717Top 1%
NS Nippon Steel: 3 patents #914 of 4,423Top 25%
TC Tsubakimoto Chain: 3 patents #140 of 593Top 25%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
KY Kyb: 1 patents #177 of 347Top 55%
Overall (All Time): #39,456 of 4,157,543Top 1%
60
Patents All Time

Issued Patents All Time

Showing 26–50 of 60 patents

Patent #TitleCo-InventorsDate
5603814 Magneto-optical disk Motohisa Taguchi, Hiroshi Sugahara 1997-02-18
5593791 Magneto-optical recording medium and method of manufacturing the same Yoshio Fujii, Takashi Tokunaga, Yoshiyuki Nakaki, Kazuo Hashima, Tatsuya Fukami +1 more 1997-01-14
5547751 Magneto-optical recording medium and method of manufacturing the same Yoshio Fujii, Takashi Tokunaga, Yoshiyuki Nakaki, Kazuo Hashima, Tatsuya Fukami +1 more 1996-08-20
5540967 Optical disc Yukari Toide, Motohisa Taguchi, Kazuo Kuramoto, Masaru Tsuchihashi 1996-07-30
5528565 Magneto-optic recording system Isao Watanabe, Koichi Takeuchi, Osamu Ito, Kyosuke Yosimoto, Kunimaro Tanaka 1996-06-18
5512366 Magneto-optic recording medium and apparatus Yoshiyuki Nakaki, Takashi Tokunaga, Tatsuya Fukami, Motohisa Taguchi 1996-04-30
5481508 Magneto-optic recording medium method of manufacturing the same and magneto-optic recording system Isao Watanabe, Koichi Takeuchi, Osamu Ito, Kyosuke Yosimoto, Kunimaro Tanaka 1996-01-02
5450380 Optical disk having an SiO.sub.2 coating Yukari Toide, Motohisa Taguchi 1995-09-12
5449566 Overwritable, high-density magneto-optical recording medium and recording/reproduction method therefor Yoshio Fujii, Tatsuya Fukami, Takashi Tokunaga, Yoshiyuki Nakaki 1995-09-12
5448515 Magnetic thin film memory and recording/reproduction method therefor Tatsuya Fukami, Motohisa Taguchi, Yuji Kawano 1995-09-05
5441457 Tensioner having reservoir cover plate Masaaki Takahashi, Sadao Miki 1995-08-15
5432734 Magnetoresistive element and devices utilizing the same Yuji Kawano, Tatsuya Fukami, Motohisa Taguchi 1995-07-11
5369628 Magneto-optic recording medium, magneto-optic recording system and magneto-optic recording method Kyosuke Yoshimoto, Osamu Ito, Kunimaro Tanaka, Koichi Takeuchi, Isao Watanabe 1994-11-29
5361226 Magnetic thin film memory device Motohisa Taguchi, Tatsuya Fukami, Hiroshi Shibata, Shinji Tanabe, Hiroshi Kobayashi +1 more 1994-11-01
5347485 Magnetic thin film memory Motohisa Taguchi, Tatsuya Fukami, Kazuo Hashima, Yukari Toide, Yuji Kawano +7 more 1994-09-13
5337305 Information storage system Kazuo Hashima, Yuji Kawano, Tatsuya Fukami, Yoshiyuki Nakaki, Takashi Tokunaga +1 more 1994-08-09
5318653 Optical disc and method and apparatus for making same Yukari Toide, Motohisa Taguchi, Kazuo Kuramoto, Masaru Tsuchihashi 1994-06-07
5309415 Information recording method for overwriting a magneto-optic recording medium with two intensities of light beams Koichi Takeuchi, Osamu Ito, Kyosuke Yoshimoto, Kunimaro Tanaka, Isao Watanabe +6 more 1994-05-03
5283133 Magneto-optical disk Motohisa Taguchi, Hiroshi Sugahara 1994-02-01
5272684 Information recording method and information recording apparatus for magneto-optic recording information medium Koichi Takeuchi, Osamu Ito, Kyosuke Yoshimoto, Kunimaro Tanaka, Isao Watanabe +6 more 1993-12-21
5267537 Lubricating structure for power transmission chain Tadasu Suzuki, Yuichi Futami, Kazuhiko Shimaya 1993-12-07
5258237 Magneto-optic recording medium Yoshiyuki Nakaki, Takashi Tokunaga, Tatsuya Fukami, Motohisa Taguchi 1993-11-02
5248565 Optical-thermal magnetic storage medium Yoshio Fujii, Takaski Tokunaga 1993-09-28
5234799 Photochromic material and rewritable optical recording medium Suguru Nagae, Sei Tsuroda, Kenji Nomura, Yoshiyuki Nakaki 1993-08-10
5216663 Magneto-optic recording medium and manufacturing method Tatsuya Fukami, Motohisa Taguchi, Yoshiyuki Nakaki, Takashi Tokunaga 1993-06-01