Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12218480 | Semiconductor optical amplifier integrated laser | Atsushi Nakamura, Kaoru Okamoto, Tetsuya Nishida, Yasushi Sakuma, Shigetaka Hamada +1 more | 2025-02-04 |
| 12027822 | Optical semiconductor device | Atsushi Nakamura, Hayato TAKITA, Shigetaka Hamada, Ryosuke Nakajima, Ryu Washino | 2024-07-02 |
| 11552448 | Semiconductor optical amplifier integrated laser | Atsushi Nakamura, Kaoru Okamoto, Tetsuya Nishida, Yasushi Sakuma, Shigetaka Hamada +1 more | 2023-01-10 |
| 7675715 | Magnetoresistive head and fabricating method thereof, and read write separation type head | Izuru Ishii, Shuichi Kojima, Naoki Koyama, Norihiro Ookawa | 2010-03-09 |
| 7468870 | Magnetoresistive head, with second magnetic domain control layers and manufacturing method thereof | Wataru Kimura, Shuichi Kojima, Koji Okazaki, Norihiro Ookawa | 2008-12-23 |
| 7292416 | CPP magneto resistive head with decreased variation in asymmetry and output | Takayoshi Ohtsu, Satoshi Shigematsu, Kouji Nishioka, Takao Imagawa, Kouji Kataoka +1 more | 2007-11-06 |
| 7159304 | Method of manufacturing a spin-valve giant magnetoresistive head | Haruko Tanaka, Makoto Morijiri, Koichi Nishioka, Shuichi Kojima, Masayasu Kagawa | 2007-01-09 |
| 7031123 | Magneto resistive head and magnetic recording apparatus | Takayoshi Ohtsu, Satoshi Shigematsu, Kouji Nishioka, Takao Imagawa, Kouji Kataoka +1 more | 2006-04-18 |
| 6717778 | Spin-valve giant magnetoresistive head and method of manufacturing the same | Haruko Tanaka, Makoto Morijiri, Koichi Nishioka, Shuichi Kojima, Masayasu Kagawa | 2004-04-06 |