Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6484142 | Encoder using Huffman codes | Shuji Miyasaka, Mineo Tsushima, Tomokazu Ishikawa, Yoshiaki Sawada | 2002-11-19 |
| 6477490 | Audio signal compression method, audio signal compression apparatus, speech signal compression method, speech signal compression apparatus, speech recognition method, and speech recognition apparatus | Yoshihisa Nakatoh, Mineo Tsushima, Tomokazu Ishikawa, Mitsuhiko Serikawa, Taro Katayama +2 more | 2002-11-05 |