Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10097039 | Wireless power transmission system for transmitting alternating-current power wirelessly | Mitsuru Masuda | 2018-10-09 |
| 10075021 | Wireless power transmission system for transmitting alternating-current power wirelessly | Mitsuru Masuda | 2018-09-11 |
| 9824817 | Wireless power transmission system for transmitting power between a power transmitting device and a power receiving device | Mitsuru Masuda, Hiroyuki Tamaoka, Yoichi Iso | 2017-11-21 |
| 5038230 | Method of accurately executing read access and magnetic recording/reproducing apparatus therefor | Koji Osafune, Hiroshi Okamura, Yoshihisa Nakamori | 1991-08-06 |
| 4979053 | Method of controlling recording magnetic field applied by gap of magnetic head in accordance with recording density of disk and magnetic apparatus therefor | — | 1990-12-18 |
| 4939608 | Low-noise magnetic read/write head | Hiroshi Okamura, Susumu Kimura | 1990-07-03 |
| 4914532 | Method of efficiently erasing data in accordance with type of magnetic recording medium and apparatus for realizing the same | Hiroshi Ohashi, Yoshiaki Uchida | 1990-04-03 |
| 4891721 | Magnetic head device | Hiroshi Ohashi | 1990-01-02 |
| 4845576 | Magnetic recording/reproduction apparatus | Toshiya Saito, Hiroshi Okamura, Hiroshi Ohashi | 1989-07-04 |
| 4811143 | Head supporting mechanism for maintaining close operative relationship between magnetic heads and a flexible disk | Hiroshi Ohashi, Toshiyuki Fujioka, Susumu Kimura, Shigeru Takekado | 1989-03-07 |
| 4803571 | Floppy disc magnetic head apparatus compatible with both horizontal and perpendicular recording media | Toshiyuki Fujioka, Koji Osafune | 1989-02-07 |
| 4769724 | Magnetic head drive apparatus which uses a common current source for the read/write head and the erasing head | Hiroshi Ohashi | 1988-09-06 |