Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7768891 | Optical disc recording and reproduction apparatus having automatic gate signal generation modes | Yukio Iijima, Hidemi Takahashi, Yasushi Ueda, Makoto Okazaki | 2010-08-03 |
| 7515512 | Optical disc recording and reproduction apparatus | Yukio Iijima, Hidemi Takahashi, Yasushi Ueda, Makoto Okazaki | 2009-04-07 |
| 7508741 | Optical disc recording and reproduction apparatus having automatic gate signal generation modes | Yukio Iijima, Hidemi Takahashi, Yasushi Ueda, Makoto Okazaki | 2009-03-24 |
| 7292510 | Optical disc recording and reproduction apparatus having automatic gate signal generation modes | Yukio Iijima, Hidemi Takahashi, Yasushi Ueda, Makoto Okazaki | 2007-11-06 |
| 7035183 | Optical disc recording and reproduction apparatus having automatic gate signal generation modes | Yukio Iijima, Hidemi Takahashi, Yasushi Ueda, Makoto Okazaki | 2006-04-25 |
| 6924187 | Method of making a semiconductor device with dummy diffused layers | Satoshi Ishikura, Yukio Iijima | 2005-08-02 |
| 6838736 | Semiconductor device having noise immunity | Satoshi Ishikura, Yukio Iijima | 2005-01-04 |
| 6687860 | Data transfer device and data transfer method | Yukio Iijima, Makoto Usui, Yasushi Ueda, Makoto Okazaki, Takahiro Nagai | 2004-02-03 |
| 6643235 | Optical disc recording and reproducing apparatus having automatic gate signal generation modes | Yukio Iijima, Hidemi Takahashi, Yasushi Ueda, Makoto Okazaki | 2003-11-04 |
| 6459667 | Optical disc recording and reproducing apparatus having automatic gate signal generation modes | Yukio Iijima, Hidemi Takahashi, Yasushi Ueda, Makoto Okazaki | 2002-10-01 |
| 4790014 | Low-pitched sound creator | Koji Watanabe, Katsuhiko Hayashi, Masayuki Misaki, Kenichi Terai, Yasutoshi Nakama +1 more | 1988-12-06 |