Issued Patents All Time
Showing 76–87 of 87 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10803897 | Magnetic recording medium | Masaru Terakawa, Yoichi Kanemaki | 2020-10-13 |
| 10803904 | Magnetic recording cartridge | Noboru Sekiguchi | 2020-10-13 |
| 10755841 | Magnetic powder, method for production thereof, and magnetic recording medium | Masaru Terakawa | 2020-08-25 |
| 10748570 | Magnetic recording medium | Masaru Terakawa, Katsunori Maeshima | 2020-08-18 |
| 10720181 | Magnetic recording cartridge | Noboru Sekiguchi | 2020-07-21 |
| 10665259 | Magnetic recording medium and cartridge | Noboru Sekiguchi | 2020-05-26 |
| 10210892 | Magnetic recording medium having a protective layer | Eiji Nakashio, Jun Takahashi | 2019-02-19 |
| 10204651 | Magnetic recording medium having cubic ferrite or e-phase iron oxide magnetic particles | Eiji Nakashio, Masaru Terakawa, Yoichi Kanemaki, Katsunori Maeshima, Jun Hashimoto | 2019-02-12 |
| 7295402 | Magnetic tape cartridge and recorder/reproducer a magnetic tape cartridge | Wataru Okawa, Katsunori Maeshima, Noriyuki Hirai, Satoshi Sato | 2007-11-13 |
| 5169703 | Magnetic recording medium and method for production thereof | Takahiro Miyazaki, Tadahiro Abe, Tsutomu Ogawa | 1992-12-08 |
| 4582098 | Method of fabricating electrodes for battery | Isao Matsumoto, Masakazu Ikeyama, Koichi Inoue | 1986-04-15 |
| 4332867 | Battery coil construction | Singo Tsuda, Yuzuru Kawai | 1982-06-01 |