Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8177019 | Steering device for vehicle | Ryohei Hayama, Tomoyasu Kada | 2012-05-15 |
| 7791111 | Semiconductor device with an opening for cutting a fuse | Kazumasa Kuroyanagi | 2010-09-07 |
| 5517044 | Non-volatile semiconductor memory device having thin film transistors equipped with floating gates | — | 1996-05-14 |
| 5429968 | Method of forming a mask programmable read only memory device with multi-level memory cell array | — | 1995-07-04 |
| 5321286 | Non-volatile semiconductor memory device having thin film memory transistors stacked over associated selecting transistors | Tatsuro Inoue | 1994-06-14 |
| 5291440 | Non-volatile programmable read only memory device having a plurality of memory cells each implemented by a memory transistor and a switching transistor stacked thereon | — | 1994-03-01 |
| 5274587 | Non-volatile programmable read only memory device having memory cells each implemented by a memory transistor and a switching transistor coupled in parallel and method of memorizing a data bit | — | 1993-12-28 |
| 4654510 | PTC heating apparatus | Kazumasa Umeya, Ryoichi Shioi, Hisao Senzaki, Hisao Nakagawa, Hideshi Kataoka | 1987-03-31 |
| 4630085 | Erasable, programmable read-only memory device | — | 1986-12-16 |