Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6426937 | Disc-shaped information recording medium | — | 2002-07-30 |
| 6367049 | Encoding multiword information by wordwise interleaving | Marten Van Dijk, Ludovicus Marinus Gerardus Maria Tolhuizen, Josephus Arnoldus Henricus Maria Kahlman, Constant P. M. J. Baggen, Masayuk Hattori +2 more | 2002-04-02 |
| 6349400 | Optical disc recording/reproducing method, optical disc and optical disc device | — | 2002-02-19 |
| 6337844 | Disc-shaped information recording medium including alternating lands and grooves on which information is recorded | — | 2002-01-08 |