Issued Patents All Time
Showing 1–25 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11152821 | Metallic foreign object detector, wireless power transmitting device, wireless power receiving device, and wireless power transmission system | Kazunori Oshima, Akira Gotani, Kazuki Kondo | 2021-10-19 |
| 11088573 | Metallic foreign object detector, wireless power transmitting device, wireless power receiving device, and wireless power transmission system | Kazuki Kondo, Kazunori Oshima, Akira Gotani | 2021-08-10 |
| 11056925 | Wireless power transmitting device, wireless power receiving device, and wireless power transmission system | Kazuki Kondo, Kazunori Oshima, Akira Gotani | 2021-07-06 |
| 10862349 | Metallic foreign object detector, wireless power transmitting device, wireless power receiving device, and wireless power transmission system | Kazunori Oshima, Akira Gotani, Kazuki Kondo | 2020-12-08 |
| 10862314 | Wireless power transmitting device, wireless power receiving device, and wireless power transmission system | Akira Gotani, Kazuki Kondo, Kazunori Oshima | 2020-12-08 |
| 10284017 | Coil device and wireless power transmission device | Ayako Sato, Tsunehiro Saen | 2019-05-07 |
| 9672973 | Wireless power transmission device | Mitsunari Suzuki, Akihiro Il, Hiroshi Saiwai | 2017-06-06 |
| 9558882 | Power feeding coil unit and wireless power transmission device | Noritaka Chiyo, Takeshi Kamono, Toshinori MATSUURA, Tetsuya Nishiyama | 2017-01-31 |
| 9330838 | Coil unit | Toshinori MATSUURA | 2016-05-03 |
| 8298691 | Magnetic recording medium and magnetic recording and reproducing apparatus | Yoshinori Uchiyama, Takahiro Suwa, Kazuya Shimakawa | 2012-10-30 |
| 8169742 | Magnetic recording medium, magnetic recording and reproducing apparatus, method for manufacturing magnetic recording medium, and method for checking magnetic recording medium | Daisuke Yoshitoku, Minoru Fujita | 2012-05-01 |
| 8124255 | Magnetic recording medium and magnetic recording and reproducing apparatus | Shuichi Okawa, Kazuhiro Hattori, Takahiro Suwa | 2012-02-28 |
| 8018804 | Method and apparatus to determine an optimum reproducing condition on an optical recording medium | Jae-cheol Bae, Joo Ho Kim, In-oh Hwang, Hyun Soo Park, Takashi Kikukawa +1 more | 2011-09-13 |
| 7944802 | Super-resolution optical recording medium and method for recording information on super-resolution optical recording medium | Takashi Kikukawa, Tatsuhiro Kobayashi | 2011-05-17 |
| 7876665 | Optical recording medium and method for reproducing information from optical recording medium | Takashi Kikukawa, Tatsuhiro Kobayashi, Junji Tominaga, Takashi Nakano, Takayuki Shima +2 more | 2011-01-25 |
| 7796483 | Method for evaluating read stability of optical disc and information reproduction apparatus | Takashi Kikukawa, Tatsuhiro Kobayashi | 2010-09-14 |
| 7791999 | Writing condition optimizing method and apparatus, and optical recording medium | Jae-cheol Bae, In-oh Hwang, Kyung-geun Lee, Hui Zhao, Takashi Kikukawa +1 more | 2010-09-07 |
| 7733762 | Super-resolution optical recording medium and method for recording information on super-resolution optical recording medium | Takashi Kikukawa, Tatsuhiro Kobayashi | 2010-06-08 |
| 7719944 | Method and apparatus for recording information on optical recording medium with compensation for thermal effects in ultra-high-density optical recording and reproducing system | Takashi Kikukawa, Tatsuhiro Kobayashi | 2010-05-18 |
| 7672217 | Optical recording medium and optical recording/reproducing method | — | 2010-03-02 |
| 7646687 | Method for determining recording laser power for super-resolution optical recording medium and apparatus for recording information on super-resolution optical recording medium | Tatsuhiro Kobayashi, Takashi Kikukawa | 2010-01-12 |
| 7573803 | Optical recording disc | Takashi Kikukawa, Tatsuhiro Kobayashi | 2009-08-11 |
| 7554894 | Data recording and readingout system | Takashi Kikukawa, Tatsuhiro Kobayashi, Toshiki Aoi, Hajime Utsunomiya | 2009-06-30 |
| 7457215 | Method for reproducing data and an apparatus for recording and reproducing data | Masashi Kuwahara, Takayuki Shima, Junji Tominaga, Takashi Kikukawa, Tatsuhiro Kobayashi | 2008-11-25 |
| 7440370 | Method for determining a reproducing power of a laser beam and an apparatus for recording and reproducing data | Masashi Kuwahara, Takayuki Shima, Junji Tominaga, Takashi Kikukawa, Tatsuhiro Kobayashi | 2008-10-21 |