Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE46022 | Nonvolatile semiconductor storage device and method for operating same | Yukio Tamai | 2016-05-31 |
| 7978495 | Nonvolatile semiconductor storage device and method for operating same | Yukio Tamai | 2011-07-12 |
| 7697317 | Nonvolatile semiconductor memory device | Atsushi Shimaoka, Yukio Tamai | 2010-04-13 |
| 7535746 | Nonvolatile semiconductor memory device and read method | Yukio Tamai, Atsushi Shimaoka, Hidenori Morimoto, Nobuyoshi Awaya | 2009-05-19 |
| 7259387 | Nonvolatile semiconductor memory device | Yukio Tamai, Atsushi Shimaoka, Naoto Hagiwara, Hidetoshi Masuda, Toshimasa Suzuki | 2007-08-21 |
| 7045840 | Nonvolatile semiconductor memory device comprising a variable resistive element containing a perovskite-type crystal structure | Yukio Tamai, Nobuyoshi Awaya, Shinji Kobayashi, Toshimasa Suzuki, Hidetoshi Masuda +3 more | 2006-05-16 |
| 6696730 | Electrostatic discharge protection device for semiconductor integrated circuit, method for producing the same, and electrostatic discharge protection circuit using the same | Eiji Aoki, Sheng Teng Hsu, Katsumasa Fujii | 2004-02-24 |
| 6597021 | Protection circuit and semiconductor device | Eiji Aoki | 2003-07-22 |
| 6524893 | Electrostatic discharge protection device for semiconductor integrated circuit, method for producing the same, and electrostatic discharge protection circuit using the same | Eiji Aoki, Sheng Teng Hsu, Katsumasa Fujii | 2003-02-25 |
| 6338986 | Electrostatic discharge protection device for semiconductor integrated circuit method for producing the same and electrostatic discharge protection circuit using the same | Eiji Aoki, Sheng Teng Hsu, Katsumasa Fujii | 2002-01-15 |
| 6140189 | Method for fabricating a LOCOS MOS device for ESD protection | Sheng Teng Hsu, Katsumasa Fujii, Jong-Jan Lee | 2000-10-31 |
| 5910673 | Locos MOS device for ESD protection | Sheng Teng Hsu, Katsumasa Fujii, Jong-Jan Lee | 1999-06-08 |
| 5844234 | Amplification type solid-state imaging device having a center of the source region displaced from a pixel center | — | 1998-12-01 |