Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6661606 | Magnetic disk apparatus with magnetic head having upper and lower magnetic cores of an electroplated thin film | Masaaki Sano, Yoshiaki Kita, Shun-ichi Narumi, Takashi Kawabe, Moriaki Fuyama +2 more | 2003-12-09 |
| 6490131 | Thin film magnetic head with electroplated Ni-Fe alloy thin film having small average crystal grain size range | Masaaki Sano, Yoshiaki Kita, Shun-ichi Narumi, Takashi Kawabe, Moriaki Fuyama +2 more | 2002-12-03 |
| 6385009 | Thin film magnetic head and assembled construction thereof | Masaaki Sano, Yoshiaki Kita, Shun-ichi Narumi, Takashi Kawabe, Moriaki Fuyama +2 more | 2002-05-07 |
| 6262867 | Thin film magnetic head with Ni-Fe alloy thin film | Masaaki Sano, Yoshiaki Kita, Shun-ichi Narumi, Takashi Kawabe, Moriaki Fuyama +2 more | 2001-07-17 |
| 6118628 | Thin film magnetic head with Ni-Fe alloy thin film | Masaaki Sano, Yoshiaki Kita, Shun-ichi Narumi, Takashi Kawabe, Moriaki Fuyama +2 more | 2000-09-12 |
| 5162163 | Magnetic recording medium having a lubricant film consisting of a mixture of two lubricants and which has two peaks of molecular weight | Sakae Ohta, Hiroyuki Matsumoto, Miyuki Kajiki, Makoto Komatsu, Fumio Nakano | 1992-11-10 |
| 5079062 | Magnetic recording medium having a thin film magnetic layer formed over a non-magnetic substrate which has powder grains of the substrate disposed on its surface | Masaaki Imamura, Fumio Nakano | 1992-01-07 |
| 4239980 | Integrated circuit having an operation voltage supplying depletion type MISFET of high breakdown voltage structure | Akira Takanashi | 1980-12-16 |