Issued Patents All Time
Showing 25 most recent of 208 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11420905 | Ceramic substrate and production method for same | Shinroh Itoh | 2022-08-23 |
| 10559509 | Insulating substrate and semiconductor device using same | Hiroshi Hozoji, Kenji Hayashi, Hisayuki Imamura, Hiroyuki Nagatomo | 2020-02-11 |
| 9190801 | Method and apparatus for detection of failure of an optical amplifier | — | 2015-11-17 |
| 9095604 | Composition for preventing inflammations | Shuji Ikegami, Seiya Makino, Takayuki Toshimitsu, Atsuhito Nakao | 2015-08-04 |
| 8997335 | Method of manufacturing a magnetic head for perpendicular magnetic recording | Yoshitaka Sasaki, Shigeki Tanemura, Hironori Araki, Kazuo Ishizaki, Takehiro Horinaka | 2015-04-07 |
| 8922878 | Optical amplifier and method | — | 2014-12-30 |
| 8687320 | Magnetic head for perpendicular magnetic recording having a pole layer including a plurality of stacked magnetic films | Yoshitaka Sasaki, Shigeki Tanemura, Hironori Araki, Kazuo Ishizaki, Takehiro Horinaka | 2014-04-01 |
| 8467147 | Magnetic head for perpendicular magnetic recording and method of manufacturing same | Yoshitaka Sasaki, Shigeki Tanemura, Tatsushi Shimizu, Tatsuya Shimizu | 2013-06-18 |
| 8453316 | Method of manufacturing magnetic head having a patterned pole layer and method of forming a patterned layer | Yoshitaka Sasaki, Kazuo Ishizaki | 2013-06-04 |
| 8427782 | Magnetic head for perpendicular magnetic recording | Yoshitaka Sasaki, Shigeki Tanemura, Tatsushi Shimizu, Tatsuya Shimizu | 2013-04-23 |
| 8422121 | Optical transmission apparatus and optical signal level checking method | Takuji Maeda | 2013-04-16 |
| 8246020 | Damping device | Shinya Nakamura, Toshio Yamashita, Shinji Mitsuta, Masatake Tamaru | 2012-08-21 |
| 8221636 | Method of manufacturing magnetic head for perpendicular magnetic recording | Yoshitaka Sasaki, Hironori Araki, Shigeki Tanemura, Kazuo Ishizaki, Takehiro Horinaka | 2012-07-17 |
| 8213116 | Magnetic head for perpendicular magnetic recording | Yoshitaka Sasaki, Shigeki Tanemura, Tatsushi Shimizu, Tatsuya Shimizu | 2012-07-03 |
| 8176623 | Method of manufacturing a magnetic head for perpendicular magnetic recording | Yoshitaka Sasaki, Shigeki Tanemura, Hironori Araki, Kazuo Ishizaki, Takehiro Horinaka | 2012-05-15 |
| 8163186 | Method of manufacturing magnetic head, and magnetic head sub-structure | Yoshitaka Sasaki, Shigeki Tanemura, Hironori Araki | 2012-04-24 |
| 8043515 | Thin film magnetic head and manufacturing method thereof | Yoshitaka Sasaki, Takehiro Kamigama, Tatsushi Shimizu | 2011-10-25 |
| 7957097 | Magnetic head for perpendicular magnetic recording and method of manufacturing same | Yoshitaka Sasaki, Hironori Araki, Shigeki Tanemura, Moris Dovek | 2011-06-07 |
| 7951415 | Method of manufacturing magnetic head for perpendicular magnetic recording | Yoshitaka Sasaki, Dong-Hong Li, Shigeki Tanemura | 2011-05-31 |
| 7940495 | Magnetic head for perpendicular magnetic recording | Yoshitaka Sasaki, Shigeki Tanemura, Tatsushi Shimizu, Tatsuya Shimizu | 2011-05-10 |
| 7933095 | Magnetic head for perpendicular magnetic recording including a stopper layer for suppressing protrusion of the front end face of a shield | Yoshitaka Sasaki, Hironori Araki, Takehiro Horinaka, Kowang Liu, Erhard Schreck | 2011-04-26 |
| 7933094 | Magnetic head for perpendicular magnetic recording having a shield that includes a part recessed from medium facing surface | Dong-Hong Li, Yoshitaka Sasaki | 2011-04-26 |
| 7924528 | Magnetic head for perpendicular magnetic recording and method of manufacturing same | Yoshitaka Sasaki, Hironori Araki, Shigeki Tanemura, Kazuo Ishizaki, Takehiro Horinaka | 2011-04-12 |
| 7916425 | Magnetic head having angled pole portions | Yoshitaka Sasaki, Hironori Araki, Shigeki Tanemura, Kazuo Ishizaki, Lijie Guan +1 more | 2011-03-29 |
| 7910011 | Method of manufacturing magnetic head for perpendicular magnetic recording | Hironori Araki, Yoshitaka Sasaki, Shigeki Tanemura, Kazuo Ishizaki | 2011-03-22 |