Issued Patents All Time
Showing 1–25 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8759190 | Current steering element and non-volatile memory element incorporating current steering element | Takumi Mikawa, Yukio Hayakawa, Takeki Ninomiya, Koji Arita | 2014-06-24 |
| 8445319 | Nonvolatile memory element, manufacturing method thereof, and nonvolatile semiconductor apparatus using the nonvolatile memory element | Yoshihiko Kanzawa, Koji Katayama, Satoru Fujii, Shunsaku Muraoka, Koichi Osano +3 more | 2013-05-21 |
| 8389990 | Nonvolatile semiconductor memory device and manufacturing method thereof | Takumi Mikawa, Yoshio Kawashima | 2013-03-05 |
| 8344345 | Nonvolatile semiconductor memory device having a resistance variable layer and manufacturing method thereof | Takumi Mikawa, Yoshio Kawashima | 2013-01-01 |
| 8309946 | Resistance variable element | Satoru Mitani, Shunsaku Muraoka, Yoshihiko Kanzawa, Koji Katayama, Satoru Fujii +1 more | 2012-11-13 |
| 8253136 | Nonvolatile semiconductor memory device and manufacturing method thereof | Takumi Mikawa, Yoshio Kawashima | 2012-08-28 |
| 8242479 | Nonvolatile memory apparatus and manufacturing method thereof | Yoshio Kawashima, Takumi Mikawa, Takeshi Takagi | 2012-08-14 |
| 8022502 | Nonvolatile memory element, manufacturing method thereof, and nonvolatile semiconductor apparatus using the nonvolatile memory element | Yoshihiko Kanzawa, Koji Katayama, Satoru Fujii, Shunsaku Muraoka, Koichi Osano +3 more | 2011-09-20 |
| 7816688 | Semiconductor device and production method therefor | Kenya Yamashita, Makoto Kitabatake, Kunimasa Takahashi, Osamu Kusumoto, Masao Uchida | 2010-10-19 |
| 7709403 | Silicon carbide-oxide layered structure, production method thereof, and semiconductor device | Kenya Yamashita, Makoto Kitabatake, Osamu Kusumoto, Kunimasa Takahashi, Masao Uchida | 2010-05-04 |
| 7507999 | Semiconductor device and method for manufacturing same | Osamu Kusumoto, Makoto Kitabatake, Kunimasa Takahashi, Kenya Yamashita, Masao Uchida | 2009-03-24 |
| 7462540 | Silicon carbide semiconductor device and process for producing the same | Kunimasa Takahashi, Makoto Kitabatake, Kenya Yamashita, Masao Uchida, Osamu Kusumoto | 2008-12-09 |
| 7436031 | Device for implementing an inverter having a reduced size | Makoto Kitabatake, Osamu Kusumoto, Masao Uchida, Kunimasa Takahashi, Kenya Yamashita +1 more | 2008-10-14 |
| 7426227 | Semiconductor laser device, optical disk apparatus and optical integrated unit | Masahiro Kume, Isao Kidoguchi, Yuzaburo Ban, Masakatsu Suzuki | 2008-09-16 |
| 7381993 | High-breakdown-voltage insulated gate semiconductor device | Masao Uchida, Makoto Kitabatake, Osamu Kusumoto, Kenya Yamashita, Kunimasa Takahashi | 2008-06-03 |
| 7292615 | Semiconductor laser device, method for fabricating the same, and optical disk apparatus | Gaku Sugahara, Isao Kidoguchi, Masakatsu Suzuki, Masahiro Kume, Yusaburo Ban +1 more | 2007-11-06 |
| 7217954 | Silicon carbide semiconductor device and method for fabricating the same | Osamu Kusumoto, Makoto Kitabatake, Kunimasa Takahashi, Kenya Yamashita, Masao Uchida | 2007-05-15 |
| 7214984 | High-breakdown-voltage insulated gate semiconductor device | Masao Uchida, Makoto Kitabatake, Osamu Kusumoto, Kenya Yamashita, Kunimasa Takahashi | 2007-05-08 |
| 7212556 | Semiconductor laser device optical disk apparatus and optical integrated unit | Masahiro Kume, Isao Kidoguchi, Yuzaburo Ban, Masakatsu Suzuki | 2007-05-01 |
| 7160748 | Method for fabricating nitride semiconductor, method for fabricating nitride semiconductor device, and nitride semiconductor device | Akihiko Ishibashi, Ayumu Tsujimura, Yoshiaki Hasegawa, Nobuyuki Otsuka, Gaku Sugahara +4 more | 2007-01-09 |
| 7092423 | Semiconductor laser device, optical disk apparatus and optical integrated unit | Masahiro Kume, Isao Kidoguchi, Yuzaburo Ban, Masakatsu Suzuki | 2006-08-15 |
| 6995396 | Semiconductor substrate, semiconductor device and method for fabricating the same | Kunimasa Takahashi, Masao Uchida, Makoto Kitabatake, Toshiya Yokogawa, Osamu Kusumoto +1 more | 2006-02-07 |
| 6995397 | Semiconductor device | Kenya Yamashita, Makoto Kitabatake, Osamu Kusumoto, Kunimasa Takahashi, Masao Uchida | 2006-02-07 |
| 6977186 | Method for manufacturing semiconductor laser optical device | Yoshiaki Hasegawa, Gaku Sugahara | 2005-12-20 |
| 6921678 | Method for fabricating nitride semiconductor, method for fabricating nitride semiconductor device, and nitride semiconductor device | Akihiko Ishibashi, Ayumu Tsujimura, Yoshiaki Hasegawa, Nobuyuki Otsuka, Gaku Sugahara +4 more | 2005-07-26 |