Issued Patents All Time
Showing 51–63 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6333949 | Video coding apparatus and decoding apparatus | Akira Nakagawa, Eishi Morimatsu, Takahiro Shimizu | 2001-12-25 |
| 6282243 | Apparatus and method for interframe predictive video coding and decoding with capabilities to avoid rounding error accumulation | Akira Nakagawa, Eishi Morimatsu | 2001-08-28 |
| 6104434 | Video coding apparatus and decoding apparatus | Akira Nakagawa, Eishi Morimatsu, Takahiro Shimizu | 2000-08-15 |
| 6104826 | Method of watermark-embedding/extracting identification information into/from picture data and apparatus thereof, and computer readable medium | Akira Nakagawa, Atsuko Tada, Eishi Morimatsu, Koich Tanaka | 2000-08-15 |
| 6025880 | Moving picture encoding system and method | Akira Nakagawa, Eishi Morimatsu | 2000-02-15 |
| 5920650 | Motion picture reconstructing method and apparatus | Eishi Morimatsu | 1999-07-06 |
| 5838378 | Moving image coding apparatus moving image decoding apparatus and moving coding-decoding apparatus | Akira Nakagawa, Eishi Morimatsu | 1998-11-17 |
| 5825425 | Moving-picture coding device employing intra-frame coding and inter-frame coding | Akira Nakagawa, Eishi Morimatsu | 1998-10-20 |
| 5805222 | Video coding apparatus | Akira Nakagawa, Eishi Morimatsu, Takahiro Shimizu | 1998-09-08 |
| 5752266 | Method controlling memory access operations by changing respective priorities thereof, based on a situation of the memory, and a system and an integrated circuit implementing the method | Katsuki Miyawaki, Yukio Otobe, Hideki Miyasaka, Yasunori Ueno, Kouji Maruyama | 1998-05-12 |
| 5737256 | Inverse discrete cosine transform apparatus | Akira Nakagawa | 1998-04-07 |
| 5719963 | Two-dimensional discrete cosine transform computing circuit | Kiyoshi Sakai, Kiichi Matsuda, Akira Nakagawa | 1998-02-17 |
| 5642174 | Scene change detecting device | Eishi Morimatsu | 1997-06-24 |