Issued Patents All Time
Showing 25 most recent of 87 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12417784 | Magnetic recording medium and cartridge | — | 2025-09-16 |
| 12400682 | Magnetic recording medium and cartridge | Noboru Sekiguchi | 2025-08-26 |
| 12394436 | Magnetic recording medium | Eiji Nakashio, Futoshi Sasaki, Yuuichi Masuzawa, Masaru Terakawa, Yoichi Kanemaki +3 more | 2025-08-19 |
| 12367906 | Magnetic recording cartridge including magnetic recording medium having a variation in width | Takahiro Takayama | 2025-07-22 |
| 12367904 | Magnetic recording medium | Futoshi Sasaki | 2025-07-22 |
| 12347457 | Cartridge including magnetic tape including magnetic layer including protrusions on surface thereof | Yuji Iwahashi | 2025-07-01 |
| 12293780 | Magnetic recording medium having a particular specific surface area, magnetic recording and reproducing apparatus, and magnetic recording medium cartridge | Masaru Terakawa | 2025-05-06 |
| 12243569 | Magnetic recording medium and cartridge | Noboru Sekiguchi, Yuuko KAMOSHITA | 2025-03-04 |
| 12198743 | Magnetic recording medium having controlled change in average width and cartridge | Takahiro Takayama | 2025-01-14 |
| 12136437 | Servo pattern recording method, servo pattern recording apparatus, method of producing tape-like magnetic recording medium, tape-like magnetic recording medium, and servo write head | — | 2024-11-05 |
| 12131763 | Magnetic recording medium | Noboru Sekiguchi | 2024-10-29 |
| 12087340 | Magnetic recording medium | Natsuki ICHISE, Katsunori Maeshima, Masaru Terakawa, Takeshi Takahashi, Tomoe Sato +1 more | 2024-09-10 |
| 12073861 | Magnetic recording medium | Futoshi Sasaki | 2024-08-27 |
| 11854585 | Magnetic recording medium and cartridge | Noboru Sekiguchi, Yuuko KAMOSHITA | 2023-12-26 |
| 11830532 | Magnetic recording medium including magnetic layer having magnetic powder, magnetic recording/reproducing device, and magnetic recording medium cartridge | Masaru Terakawa | 2023-11-28 |
| 11830531 | Magnetic recording medium | Kazuya Hashimoto, Takanobu Iwama, Jun Takahashi | 2023-11-28 |
| 11804243 | Magnetic recording medium | Noboru Sekiguchi | 2023-10-31 |
| 11798588 | Magnetic recording medium | Masaru Terakawa, Yoichi Kanemaki | 2023-10-24 |
| 11790945 | Cartridge, memory, data recording apparatus, and data reproduction apparatus including information for adjusting magnetic tape width | Eiji Nakashio, Kazuo Anno, Takanobu Iwama, Naohiro Adachi, Shinya Tochikubo | 2023-10-17 |
| 11749305 | Magnetic recording medium, tape cartridge, and data processing method | Kazuya Hashimoto | 2023-09-05 |
| 11749304 | Magnetic recording medium having controlled dimensional variation | Masaru Terakawa | 2023-09-05 |
| 11741991 | Magnetic recording medium | Takanobu Iwama, Jun Takahashi | 2023-08-29 |
| 11688425 | Magnetic recording medium | Tooru SATO, Kanako Hashimoto | 2023-06-27 |
| 11676631 | Magnetic recording medium and cartridge | Noboru Sekiguchi | 2023-06-13 |
| 11651781 | Tape-shaped magnetic recording medium and cartridge | — | 2023-05-16 |