Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9457636 | Suspension frame structure | Yousei Minoda, Takehiro Shoji | 2016-10-04 |
| 7384723 | Optical information recording medium | Takeshi Kakuta, Toshio Ishida | 2008-06-10 |
| 7129019 | Optical information recording medium | Takeshi Kakuta, Shinji Saito, Toshio Ishida, Hiroaki Doushita | 2006-10-31 |
| 7105238 | Master information carrier for magnetic transfer | Masakazu Nishikawa | 2006-09-12 |
| 6989069 | Method for producing an optical information recording medium | Takeshi Kakuta, Toshio Ishida, Akira Mizuta | 2006-01-24 |
| 6924018 | Optical information recording medium | Takeshi Kakuta, Toshio Ishida | 2005-08-02 |
| 6790523 | Magnetic recording medium | Kouichi Masaki | 2004-09-14 |
| 6713171 | Magnetic recording medium | Hiroaki Doushita, Takeshi Harasawa | 2004-03-30 |