Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7137192 | Method for manufacturing thin film head | Masaya Sakaguchi | 2006-11-21 |
| 7103962 | Method for manufacturing a thin film head | Masaya Sakaguci | 2006-09-12 |
| 6833975 | Perpendicular magnetic recording medium and apparatus including a soft magnetic layer, an at least 20 nm thick non-magnetic layer, and a 50-90 nm gap length | Masaya Sakaguchi, Akira Ahagon | 2004-12-21 |
| 6633466 | MR thin film head with longitudinal-biasing multi-layers of antiferromagnetically-coupled high and low coercivity layers | Masaya Sakaguci | 2003-10-14 |
| 6574080 | Thin film head with transverse biasing layers | Masaya Sakaguci | 2003-06-03 |
| 6076932 | Light absorber and optical equipment | Shinji Uchida, Tsuguhiro Korenaga, Hiroyasu Tsuji, Shougo Nasu, Norimoto Nouchi +2 more | 2000-06-20 |
| 6005835 | Composite prism and optical pickup using the same | Hiroyasu Tsuji, Shogo Nasu, Norimoto Nochi, Shinji Uchida, Tsuguhiro Korenaga | 1999-12-21 |
| 5535079 | Integrated thin film magnetic head | Yoshihiro Tosaki, Kumiko Wada, Satoru Mitani, Terumi Yanagi | 1996-07-09 |
| 5469317 | Thin film magnetoresistive head for magnetic recording and reproducing apparatus | Yuji Nagata, Kumiko Wada, Yoshihiro Tosaki | 1995-11-21 |
| 5436780 | Thin film magnetic head device | Yuji Nagata, Kumiko Wada, Yoshihiro Tozaki, Satoru Mitani, Terumi Yanagi | 1995-07-25 |
| 5335127 | Lamination type magneto-resistive head | Yuji Nagata, Satoru Mitani | 1994-08-02 |
| 5097372 | Thin film magnetic head with wide recording area and narrow reproducing area | Yuji Nagata | 1992-03-17 |
| 5095397 | Thin film magnetic head of embodied recording and reproducing transducer type | Yuji Nagata, Satoru Mitani | 1992-03-10 |
| 5027245 | Magnetic head for multi-track recording having read and write transducers formed by thin-film technology | Yuji Nagata, Kumiko Wada, Yoshihiro Tosaki | 1991-06-25 |
| 5025342 | Thin-film magnetic head device for recording and reproducing | Yuji Nagata | 1991-06-18 |
| 5022141 | Method for manufacturing multiturn thin film coil | Yuji Nagata, Kumiko Wada, Yoshihiro Tosaki | 1991-06-11 |
| 4661162 | Enteric-soluble preparations | Kozo Kurihara, Yuji Otsuka | 1987-04-28 |
| 4341563 | Protective coating compositions | Kozo Kurihara, Izuo Ichikawa, Yoshihiko Ikegami, Naohiko Fukiyama, Masaru Ikeda | 1982-07-27 |