Issued Patents All Time
Showing 51–75 of 95 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6208556 | Address transition detect timing architecture for a simultaneous operation flash memory device | Kazuhiro Kurihara, Tien-Min Chen | 2001-03-27 |
| 6205084 | Burst mode flash memory | — | 2001-03-20 |
| 6201753 | Latching CAM data in a flash memory device | Kazuhiro Kurihara | 2001-03-13 |
| 6185128 | Reference cell four-way switch for a simultaneous operation flash memory device | Tien-Min Chen, Kazuhiro Kurihara | 2001-02-06 |
| 6134146 | Wordline driver for flash electrically erasable programmable read-only memory (EEPROM) | Colin S. Bill, Jonathan S. Su, Ravi Prakash Gutala | 2000-10-17 |
| 6125058 | System for optimizing the equalization pulse of a read sense amplifier for a simultaneous operation flash memory device | Tiao-Hua Kuo, Nancy Leong, Johnny C. Chen | 2000-09-26 |
| 6118698 | Output multiplexing implementation for a simultaneous operation flash memory device | Kazuhiro Kurihara, Tien-Min Chen | 2000-09-12 |
| 6111787 | Address transistion detect timing architecture for a simultaneous operation flash memory device | Kazuhiro Kurihara, Tien-Min Chen | 2000-08-29 |
| 6104667 | Clock control circuit for generating an internal clock signal with one or more external clock cycles being blocked out and a synchronous flash memory device using the same | — | 2000-08-15 |
| 6014329 | Flash-erasable semiconductor memory device having an improved reliability | Yasushige Ogawa, Tatsuya Kajita, Hisayoshi Watanabe, Minoru Yamashita | 2000-01-11 |
| 5910916 | Flash-erasable semiconductor memory device having improved reliability | Yasushige Ogawa, Tatsuya Kajita, Hisayoshi Watanabe, Minoru Yamashita | 1999-06-08 |
| 5870337 | Flash-erasable semiconductor memory device having an improved reliability | Yasushige Ogawa, Tatsuya Kajita, Hisayoshi Watanabe, Minoru Yamashita | 1999-02-09 |
| 5867430 | Bank architecture for a non-volatile memory enabling simultaneous reading and writing | Johnny C. Chen, Chung K. Chang, Tiao-Hua Kuo | 1999-02-02 |
| 5835416 | Flash-erasable semiconductor memory device having an improved reliability | Yasushige Ogawa, Tatsuya Kajita, Hisayoshi Watanabe, Minoru Yamashita | 1998-11-10 |
| 5835408 | Flash-erasable semiconductor memory device having an improved reliability | Yasushige Ogawa, Tatsuya Kajita, Hisayoshi Watanabe, Minoru Yamashita | 1998-11-10 |
| 5815440 | Semiconductor memory device with electrically controllable threshold voltage | Nobuaki Takashina, Yasushi Kasa, Kiyoshi Itano, Hiromi Kawashima, Minoru Yamashita +1 more | 1998-09-29 |
| 5770963 | Flash memory with improved erasability and its circuitry | Hiromi Kawashima, Tetsuji Takeguchi, Ryoji Hagiwara, Yasushi Kasa, Kiyoshi Itano +2 more | 1998-06-23 |
| 5761127 | Flash-erasable semiconductor memory device having an improved reliability | Yasushige Ogawa, Tatsuya Kajita, Hisayoshi Watanabe, Minoru Yamashita | 1998-06-02 |
| 5701274 | Semiconductor device with selectable device information | Masanobu Yoshida | 1997-12-23 |
| 5666314 | Semiconductor memory device for selecting and deselecting blocks of word lines | Nobuaki Takashina, Yasushi Kasa, Kiyoshi Itano, Hiromi Kawashima, Minoru Yamashita | 1997-09-09 |
| 5640123 | Substrate voltage control circuit for a flash memory | Yasushi Kasa | 1997-06-17 |
| 5631597 | Negative voltage circuit for a flash memory | Hiromi Kawashima, Tetsuji Takeguchi, Ryoji Hagiwara, Yasushi Kasa, Kiyoshi Itano +2 more | 1997-05-20 |
| 5608670 | Flash memory with improved erasability and its circuitry | Hiromi Kawashima, Tetsuji Takeguchi, Ryoji Hagiwara, Yasushi Kasa, Kiyoshi Itano +2 more | 1997-03-04 |
| 5592419 | Flash memory with improved erasability and its circuitry | Hiromi Kawashima, Tetsuji Takeguchi, Ryoji Hagiwara, Yasushi Kasa, Kiyoshi Itano +2 more | 1997-01-07 |
| 5590074 | Nonvolatile semiconductor memory | Masanobu Yoshida, Yasushige Ogawa, Yasushi Kasa, Shouichi Kawamura | 1996-12-31 |