Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12282672 | Magnetic disk device | Ling Lin, Tatsuya Haga | 2025-04-22 |
| 11886753 | Magnetic disk device and method of ordering commands based on selected scale | Takao Abe, Takeshi Hara | 2024-01-30 |
| 11682430 | Magnetic disk device | Osamu Yoshida | 2023-06-20 |
| RE48952 | Recording medium controller and method thereof | Tatsuya Haga, Hideaki Tanaka, Tadashi Hongawa, Takahiro Shinbori | 2022-03-01 |
| 11074937 | Magnetic disk device and depop processing method | Takahiro Kawai | 2021-07-27 |
| 11017804 | Magnetic disk device and method of setting recording capacity | Yusuke Tomoda | 2021-05-25 |
| 10964344 | Magnetic disk device having two regions of different thicknesses | Daisuke Sudo, Tatsurou Sasamoto, Takeyori Hara, Akihiko Takeo, Kazuo Chokki | 2021-03-30 |
| 10600437 | Magnetic head having difference skew angles at different regions on magnetic recording disk | Daisuke Sudo, Tatsurou Sasamoto, Takeyori Hara, Akihiko Takeo, Kazuo Chokki | 2020-03-24 |
| 8947818 | Disk storage apparatus and data protection method | Takayuki Kawabe | 2015-02-03 |
| 8416518 | Magnetic disk drive and method for rewriting data block | Hideaki Tanaka, Tatsuya Haga, Tadashi Hongawa, Takahiro Shinbori | 2013-04-09 |
| 8411386 | Data write control apparatus and data write control method | Tadashi Hongawa, Hideaki Tanaka, Tatsuya Haga, Takahiro Shinbori | 2013-04-02 |
| 8363349 | Recording medium controller and method thereof | Tatsuya Haga, Hideaki Tanaka, Tadashi Hongawa, Takahiro Shinbori | 2013-01-29 |
| 7525745 | Magnetic disk drive apparatus and method of controlling the same | — | 2009-04-28 |
| 6980165 | Communication apparatus with antenna | Tomokazu Yuasa, Toshiki Miyasaka, Toshiyuki Masaki, Takashi Minemura, Takashi Amano | 2005-12-27 |
| 6400731 | Variable rate communication system, and transmission device and reception device applied thereto | — | 2002-06-04 |
| 6349075 | Electron equipment | Norio Miyauchi, Tomomi Murakami | 2002-02-19 |
| 6278873 | Wristwatch-type communication device and antenna therefor | Hitoshi Itakura, Tadashi Yasuoka, Yuiti Hasumi, Nobuhiro Satoh | 2001-08-21 |
| 6240279 | Transmission power control apparatus and a radio communication apparatus including the transmission power control apparatus | Katsumi Hirai | 2001-05-29 |
| 6024791 | Molded bodies of cement type admixed and kneaded material having excellent bending strength and compression strength and a method of manufacturing the same | Hiroki Sonoda, Kikuo Kaga, Masakazu Toyama, Seihachi Osawa, Kazumi Kato | 2000-02-15 |
| 5878004 | Electronic equipment with vibration alarm | Norio Miyauchi, Tomomi Murakami | 1999-03-02 |
| 5519671 | Electronic equipment with depth measuring function | Tomomi Murakami, Hiroyuki Kihara, Kazuya Mitaki | 1996-05-21 |
| 5224059 | Device for measuring altitude and barometric pressure | Toshio Umemoto, Hiroyuki Kihara | 1993-06-29 |
| 4370067 | Electronic timepiece with gain/loss adjustment | Ryoji Iwakura, Kazutoshi Takahashi | 1983-01-25 |
| 4300222 | Electronic timepiece | — | 1981-11-10 |