Issued Patents 2004
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6800909 | Semiconductor device and method of manufacturing the same | Yoshihiro Takao, Shinji Sugatani, Daisuke Matsunaga, Takayuki Wada, Tohru Fujita +1 more | 2004-10-05 |
| 6778344 | Recording medium and apparatus for protecting copyrighted digital data | Etsurou Sakamoto | 2004-08-17 |
| 6747295 | Semiconductor device with trench gate | Tomoki Inoue, Hideaki Ninomiya, Tsuneo Ogura | 2004-06-08 |
| 6744588 | Recording medium and apparatus for protecting copyrighted digital data | Etsurou Sakamoto | 2004-06-01 |
| 6744584 | Recording medium and apparatus for protecting copyrighted digital data | Etsurou Sakamoto | 2004-06-01 |
| 6712297 | Electromagnetic fuel injection device for internal combustion engine | Masaru Nekita, Yoshinori Yamashita | 2004-03-30 |
| 6695424 | Printing device and printing method | Kunio Hakkaku, Hiroyuki Sato, Shuichi Aratsu, Hitoshi Yauchi, Tatsuo Sugawara | 2004-02-24 |
| 6687076 | Recording medium and apparatus for protecting copyrighted digital data | Etsurou Sakamoto | 2004-02-03 |