Issued Patents All Time
Showing 76–93 of 93 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7890560 | Random number generating circuit, semiconductor integrated circuit, IC card and information terminal device | Shinichi Yasuda | 2011-02-15 |
| 7772035 | Manufacturing method of semiconductor device | — | 2010-08-10 |
| 7671397 | Switching element | Keiko Abe | 2010-03-02 |
| 7653855 | Random number test circuit, random number generation circuit, semiconductor integrated circuit, IC card and information terminal device | Shinichi Yasuda, Koichi Fujisaki, Tetsufumi Tanamoto, Keiko Abe | 2010-01-26 |
| 7642538 | Switching element, line-switching device and logic circuit | Keiko Abe | 2010-01-05 |
| 7629609 | Random number generating device | Tetsufumi Tanamoto | 2009-12-08 |
| 7573094 | Random number generating element | Ryuji Ohba | 2009-08-11 |
| 7558813 | Random number generating device | Tetsufumi Tanamoto | 2009-07-07 |
| 7405423 | Random number generating device | Tetsufumi Tanamoto | 2008-07-29 |
| 7395288 | Seed generating circuit, random number generating circuit, semiconductor integrated circuit, IC card, and information terminal equipment | Tetsuro Iwamura | 2008-07-01 |
| 7392271 | Random number generating circuit, semiconductor integrated circuit, IC card and information terminal device | Shinichi Yasuda | 2008-06-24 |
| 7336525 | Nonvolatile memory for logic circuits | Thomas H. Lee | 2008-02-26 |
| 7111029 | Random number generating circuit | Ken Uchida, Ryuji Ohba, Junji Koga | 2006-09-19 |
| 7068069 | Control circuit and reconfigurable logic block | — | 2006-06-27 |
| 7001787 | Electrode manufacturing method | Tetsufumi Tanamoto, Satoshi Saito | 2006-02-21 |
| 6208000 | Semiconductor element having charge accumulating layer under gate electrode and using single electron phenomenon | Tetsufumi Tanamoto, Koichiro Inomata | 2001-03-27 |
| 6157047 | Light emitting semiconductor device using nanocrystals | Atsushi Kurobe | 2000-12-05 |
| 5319223 | High electron mobility transistor | Takao Noda, Yasuo Ashizawa | 1994-06-07 |