Issued Patents All Time
Showing 51–75 of 75 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10902869 | Magnetic head having a magnetic layer and first and second conductive layers provided between a shield and a magnetic pole and magnetic recording and reproducing device | Hirofumi Suto, Tazumi Nagasawa, Masayuki Takagishi, Tomoyuki Maeda | 2021-01-26 |
| 10811037 | Magnetic head with conductive layer configurations between magnetic pole and shield and magnetic recording and reproducing device | Hirofumi Suto, Tazumi Nagasawa, Masayuki Takagishi, Tomoyuki Maeda | 2020-10-20 |
| 10789976 | Magnetic head including first and second stacked bodies and current flow arrangements and magnetic recording and reproducing device | Tomoyuki Maeda | 2020-09-29 |
| 10734017 | Magnetic head and magnetic recording and reproducing device | Hirofumi Suto, Tomoyuki Maeda | 2020-08-04 |
| 10657990 | Magnetic head and disk device having gap layers with different magnetic relative permeabilities | Masaya Ohtake, Akihiko Takeo, Gaku Koizumi, Yusuke Tomoda, Tomoyuki Maeda | 2020-05-19 |
| 10438618 | Magnetic head having a stacked body provided between a magnetic pole and a first shield and a magnetic recording and reproducing device incorporating the magnetic head | Tomoyuki Maeda | 2019-10-08 |
| 10438616 | Magnetic recording head with specified thickness and saturation magnetic flux density products for STO magnetic layers | Kenichiro Yamada, Shuichi Murakami, Katsuhiko Koui, Akihiko Takeo, Mariko Shimizu +1 more | 2019-10-08 |
| 10403308 | Magnetic disk device which controls a recording operation and a non-recording operation of a recording head and a recording head control method of the magnetic disk device | Gaku Koizumi, Akihiko Takeo, Masaya Ohtake, Yusuke Tomoda, Tomoyuki Maeda | 2019-09-03 |
| 10276193 | Magnetic head having magnetic pole and shield, and magnetic recording and reproducing device | Tomoyuki Maeda, Masaya Ohtake, Gaku Koizumi, Yusuke Tomoda, Akihiko Takeo | 2019-04-30 |
| 10236021 | Magnetic recording apparatus having magnetic flux control part and magnetic recording head having magnetic flux control part | Masayuki Takagishi, Kenichiro Yamada, Tomoyuki Maeda, Akihiko Takeo | 2019-03-19 |
| 10192572 | Magnetic recording head with specified thickness and saturation magnetic flux density products for STO magnetic layers | Kenichiro Yamada, Shuichi Murakami, Katsuhiko Koui, Akihiko Takeo, Mariko Shimizu +1 more | 2019-01-29 |
| 10186284 | Magnetic head and magnetic recording and reproducing device | Hitoshi Iwasaki, Mariko Shimizu, Katsuhiko Koui, Kenichiro Yamada | 2019-01-22 |
| 10170141 | Magnetic recording and reproducing device | Masayuki Takagishi, Tomoyuki Maeda, Yousuke Isowaki, Katsuya Sugawara | 2019-01-01 |
| 10002637 | Magnetic recording and reproducing device and method of controlling magnetic recording and reproducing device | Kenichiro Yamada, Masayuki Takagishi, Tomoko Taguchi | 2018-06-19 |
| 9978404 | Magnetic recording head and disk device with the same | Tomoko Taguchi, Yusuke Tomoda, Kenichiro Yamada, Satoshi Shirotori | 2018-05-22 |
| 9886971 | Magnetic recording and reproducing device with stacked body configuration | Kenichiro Yamada, Shuichi Murakami, Katsuhiko Koui, Akihiko Takeo, Mariko Shimizu +1 more | 2018-02-06 |
| 9805745 | Magnetic recording and reproducing device comprising a magnetic head including a trailing shield and first and second shields having alternating magnetic and nonmagnetic layers | Masayuki Takagishi, Tomoyuki Maeda, Yousuke Isowaki, Katsuya Sugawara | 2017-10-31 |
| 9799354 | Magnetic recording head and magnetic recording and reproducing device | Shuichi Murakami, Kenichiro Yamada, Katsuhiko Koui, Mariko Shimizu, Akihiko Takeo +1 more | 2017-10-24 |
| 9583134 | Magnetic recording and reproducing device | Kenichiro Yamada, Masayuki Takagishi, Tomoyuki Maeda, Yousuke Isowaki, Shuichi Murakami +1 more | 2017-02-28 |
| 9373356 | Magnetic recording and reproducing device and magnetic recording and reproducing method | Kenichiro Yamada, Masayuki Takagishi, Tomoyuki Maeda, Yousuke Isowaki, Shuichi Murakami | 2016-06-21 |
| 9330691 | Microwave assisted magnetic head | Kenichiro Yamada, Tomoko Taguchi, Takuya Matsumoto | 2016-05-03 |
| 8717705 | Magnetic recording head and magnetic recording apparatus including the same | Kenichiro Yamada, Katsuhiko Koui, Akihiko Takeo | 2014-05-06 |
| 8687322 | Magnetic recording head and disk drive including the same | Takuya Matsumoto, Tomoko Taguchi, Kenichiro Yamada | 2014-04-01 |
| 8675308 | Magnetic recording head with high frequency oscillator and disk drive with the same | Kenichiro Yamada, Takuya Matsumoto, Tomoko Taguchi, Katsuhiko Koui, Akihiko Takeo | 2014-03-18 |
| 8614861 | Magnetic recording head including a high-frequency oscillator and disk drive with the same | Yusuke Tomoda, Kenichiro Yamada | 2013-12-24 |