Issued Patents All Time
Showing 25 most recent of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8120007 | Phase-change memory device, phase-change channel transistor and memory cell array | Hayato Sone, Masaki Yoshimaru, Takashi Ono, Mayumi Nakasato | 2012-02-21 |
| 7932508 | Multi-value recording phase-change memory device, multi-value recording phase-change channel transistor, and memory cell array | Hayato Sone, Masaki Yoshimaru, Takashi Ono, Mayumi Nakasato | 2011-04-26 |
| 7897958 | Phase-change memory device, phase-change channel transistor, and memory cell array | Hayato Sone, Masaki Yoshimaru, Takashi Ono, Mayumi Nakasato | 2011-03-01 |
| 7781753 | Multi-value recording phase-change memory device, multi-value recording phase-change channel transistor, and memory cell array | Hayato Sone, Masaki Yoshimaru, Takashi Ono, Mayumi Nakasato | 2010-08-24 |
| 7241994 | Scanning probe microscope and specimen surface structure measuring method | Tsuyoshi Hasegawa, Masakazu Aono, Tomonobu Nakayama | 2007-07-10 |
| 6944117 | Information recording medium and information recording device | Hiroki Yamamoto, Takashi Naito, Ken Takahashi, Motoyasu Terao, Fumiyoshi Kirino +2 more | 2005-09-13 |
| 6844092 | Optically functional element and production method and application therefor | Hiroki Yamamoto, Takashi Naito, Ken Takahashi, Motoyasu Terao, Toshimichi Shintani +5 more | 2005-01-18 |
| 6839142 | Laser interferometer displacement measuring system, exposure apparatus, and electron beam lithography apparatus | Fumio Isshiki, Masakazu Sugaya, Tatsundo Suzuki, Masahiro Yamaoka | 2005-01-04 |
| 6790502 | Optically functional element and production method and application therefor | Hiroki Yamamoto, Takashi Naito, Ken Takahashi, Motoyasu Terao, Toshimichi Shintani +5 more | 2004-09-14 |
| 6768556 | Near-field optical probe, near-field optical microscope and optical recording/reproducing device with near-field optical probe | Takuya Matsumoto, Takeshi Shimano, Fumio Isshiki | 2004-07-27 |
| 6749955 | Information recording media and information recording drive | Fumiyoshi Kirino, Nobuyuki Inaba, Hiroki Yamamoto, Takashi Naitou, Ken Takahashi +3 more | 2004-06-15 |
| 6746749 | Magnetic recording disk | Fumiyoshi Kirino, Nobuyuki Inaba, Hiroki Yamamoto, Ken Takahashi, Takashi Naitou +3 more | 2004-06-08 |
| 6700852 | Information recording medium with recording film with cobalt oxide crystalline particles, and information recording device including the same | Hiroki Yamamoto, Takashi Naito, Ken Takahashi, Motoyasu Terao, Fumiyoshi Kirino +2 more | 2004-03-02 |
| 6687013 | Laser interferometer displacement measuring system, exposure apparatus, and electron beam lithography apparatus | Fumio Isshiki, Masakazu Sugaya, Tatsundo Suzuki, Masahiro Yamaoka | 2004-02-03 |
| 6534206 | Information recording media and information recording drive | Fumiyoshi Kirino, Nobuyuki Inaba, Hiroki Yamamoto, Takashi Naitou, Ken Takahashi +3 more | 2003-03-18 |
| 6472047 | Magnetic recording disk | Fumiyoshi Kirino, Nobuyuki Inaba, Hiroki Yamamoto, Ken Takahashi, Takashi Naitou +3 more | 2002-10-29 |
| 6410133 | Magnetic recording disk, method of the magnetic recording disk and magnetic recording apparatus | Fumiyoshi Kirino, Nobuyuki Inaba, Ken Takahashi, Takashi Naitou, Eiji Koyama +3 more | 2002-06-25 |
| 6370107 | Recording medium and recording device | Hajime Koyanagi, Atsushi Kikukawa, Kenchi Ito, Kimitoshi Etoh | 2002-04-09 |
| 6304527 | Near-field optical head and manufacturing method thereof and optical recording/readout system using near-field optical head | Kenchi Ito, Masaru Muranishi, Kimio Nakamura | 2001-10-16 |
| 6246652 | Device using sensor for small rotation angle | Atsushi Kikukawa, Hajime Koyanagi, Kimitoshi Etoh | 2001-06-12 |
| 6049654 | Recording medium playing apparatus for reproducing same time information group | Yoshiki Furuta, Hiroyuki Hirano, Atsushi Kimura, Hiroshi Horii | 2000-04-11 |
| 5965881 | Scanning probe microscope and processing apparatus | Takafumi Morimoto, Ken Murayama | 1999-10-12 |
| 5895876 | Sound reproducing apparatus which utilizes data stored on a recording medium to make the apparatus more user friendly and a recording medium used in the apparatus | Yoshiaki Moriyama, Kouichi Ono, Tatsuyuki Miyazawa, Hiroshi Fujii, Masahiko Miyashita | 1999-04-20 |
| 5808977 | Tracking method and recording means thereby | Hajime Koyanagi, Ryo Imura | 1998-09-15 |
| 5796706 | Information recording apparatus | Toshimichi Shintani, Ryo Imura, Kimio Nakamura | 1998-08-18 |