Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9444755 | Packet processing method and packet processing device | Ryota Watanabe | 2016-09-13 |
| 9012812 | Seat heater | Hiroki Nagayama, Hajime Oi | 2015-04-21 |
| 5596527 | Electrically alterable n-bit per cell non-volatile memory with reference cells | Yugo Tomioka, Shoichi Iwasa, Yasuo Sato, Toshio Wada | 1997-01-21 |
| 5468979 | Semiconductor device having trench type capacitors formed completely within an insulating layer | Tomofune Tani, Ichiro Murai | 1995-11-21 |
| 5459685 | Semiconductor memory device having memory cells with enhanced capacitor capacity | Toshio Wada | 1995-10-17 |
| 5424978 | Non-volatile semiconductor memory cell capable of storing more than two different data and method of using the same | Toshio Wada, Shoichi Iwasa, Yasuo Sato, Yuichi Egawa | 1995-06-13 |
| 5418743 | Method of writing into non-volatile semiconductor memory | Yugo Tomioka, Shoichi Iwasa, Yasuo Sato, Toshio Wada | 1995-05-23 |
| 5414277 | Thin film transistor which prevents generation of hot carriers | — | 1995-05-09 |
| 5410503 | Semiconductor memory device having memory cells including transistors and capacitors | — | 1995-04-25 |
| 5356738 | Reticle comprising phase shifter with a tapered edge | Hiroyuki Inoue, Kimiaki Tanaka | 1994-10-18 |
| 5335196 | Semiconductor memory device having memory cells formed of one transistor and one capacitor and a method of producing the same | — | 1994-08-02 |
| 5292679 | Process for producing a semiconductor memory device having memory cells including transistors and capacitors | — | 1994-03-08 |
| 5290723 | Method of manufacturing a nonvolatile semiconductor memory | Tomofune Tani | 1994-03-01 |
| 5233207 | MOS semiconductor device formed on insulator | — | 1993-08-03 |
| 4923520 | Spherical fused silica and its use in fillers and resin compositions | Tatsuo Hamabe | 1990-05-08 |
| 4585698 | Method of coating fixed resistors with a one-component epoxy resin coating material and fixed resistors coated with said one-component epoxy resin coating material | Tatsuo Hamabe, Ichiro Watanabe, Yoshiaki Naganuma | 1986-04-29 |