Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7157162 | Magnetic recording medium and magnetic recording and reproducing apparatus | Tomoo Yamamoto, Yuzuru Hosoe, Nobuyuki Inaba, Yasutaro Uesaka, Masaaki Futamoto +3 more | 2007-01-02 |
| 6846577 | Magnetic recording medium possessing a fluctuation field of not less than 30 Oe | Tomoo Yamamoto, Yuzuru Hosoe, Nobuyuki Inaba, Yasutaro Uesaka, Masaaki Futamoto +3 more | 2005-01-25 |
| 6706426 | Longitudinal magnetic recording media | Tomoo Yamamoto, Akira Ishikawa, Atsushi Nakamura | 2004-03-16 |
| 6613428 | Magnetic recording medium and magnetic recording and reproducing apparatus wherein the magnetic layer has a fluctuation of field; A or Hf of not less than 30 Oersteds | Tomoo Yamamoto, Yuzuru Hosoe, Nobuyuki Inaba, Yasutaro Uesaka, Masaaki Futamoto +3 more | 2003-09-02 |
| 6572988 | Magnetic recording medium and magnetic recording apparatus | Nobuyuki Inaba, Kazuetsu Yoshida, Fumiyoshi Kirino, Masaaki Futamoto | 2003-06-03 |
| 6310748 | Magnetic thin film magnetic recording medium | Tomoo Yamamoto, Yuzuru Hosoe, Nobuyuki Inaba, Yasutaro Uesaka, Masaaki Futamoto +3 more | 2001-10-30 |
| 6177208 | Magnetic recording system and magnetic recording medium used therefor | Tomoo Yamamoto, Nobuyuki Inaba, Masukazu Igarashi, Masaaki Futamoto, Yuzuru Hosoe +2 more | 2001-01-23 |
| 6083599 | Perpendicular magnetic recording media and magnetic recording and reproducing apparatus using the same | Yoshiyuki Hirayama, Masaaki Futamoto, Yukio Honda, Kenya Ito | 2000-07-04 |
| 5919581 | Magnetic recording system and magnetic recording medium used therefor | Tomoo Yamamoto, Nobuyuki Inaba, Masukazu Igarashi, Masaaki Futamoto, Yuzuru Hosoe +2 more | 1999-07-06 |
| 5686177 | Magnetic recording medium | Hideo Kusada, Toyoji Okuwaki | 1997-11-11 |
| 4773740 | Electrochromic display device | Akira Kawakami, Toshikatsu Manabe, Tsunemi Ohiwa, Shuichi Wada, Kenichi Yokoyama +1 more | 1988-09-27 |
| 4411497 | Electrochromic display element | Shouji Mochizuki | 1983-10-25 |