Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7641989 | Perpendicular magnetic recording medium for high density recording and manufacturing of the same | Ikuko Takekuma, Reiko Arai, Yoshiyuki Hirayama, Yuzuru Hosoe, Tomio Iwasaki | 2010-01-05 |
| 7534507 | Perpendicular magnetic recording medium for high density magnetic recording and manufacturing of the same | Reiko Arai, Yoshiyuki Hirayama, Yuzuru Hosoe, Tomio Iwasaki, Ikuko Takekuma | 2009-05-19 |
| 6989535 | Atomic force microscopy, method of measuring surface configuration using the same, and method of producing magnetic recording medium | Hiroshi Tani, Masanori Inoue, Takaaki Shirakura, Koji Sonoda | 2006-01-24 |
| 6605335 | Magnetic recording medium | Hiroshi Tani, Hiroyuki Matsumoto, Mitsuhiro Shyoda, Tomonori Kozaki, Takayuki Nakakawaji | 2003-08-12 |
| 6372367 | Magnetic recording medium, method for producing the same and magnetic recording apparatus using the same | Yoshibumi Matsuda, Yotsuo Yahisa, Hiroyuki Suzuki, Koji Sakamoto, Hiroshi Tani +3 more | 2002-04-16 |
| 4306010 | Photosensitive o-quinone diazide composition and photosensitive lithographic printing plate | Masafumi Uehara, Akio Iwaki, Fumio Shimada, Masatoshi Matsuzaki | 1981-12-15 |
| 4306011 | Photosensitive composite and photosensitive lithographic printing plate | Masafumi Uehara, Akio Iwaki, Fumio Shimada, Masatoshi Matsuzaki | 1981-12-15 |