Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6798733 | Optical recording method and medium | Hiroyasu Inoue, Hajime Utsunomiya, Hiroshi Shingai | 2004-09-28 |
| 6755887 | Method of separating metal and inorganic particles from metal-inorganic particle composite material | Makoto Katsumata, Eiji Murofushi | 2004-06-29 |
| 6741272 | Television telephone apparatus in which a compression process amount is controlled and information processing method for the television telephone apparatus | — | 2004-05-25 |
| 6729887 | Structure of installation | Makoto Katsumata, Atsushi Kagawa | 2004-05-04 |