Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6078617 | Apparatus and method for coding and decoding video images | Akira Nakagawa, Eishi Morimatsu | 2000-06-20 |
| 5918000 | Data transfer control device and method for switching memory regions between storage devices when accessing is halted | Hiroaki Yamashita, Yasushi Inamoto | 1999-06-29 |
| 5844628 | Image encoding transmitting and receiving system | Takashi Hamano, Kiyoshi Sakai | 1998-12-01 |
| 5844611 | Image coding system which limits number of variable length code words | Takashi Hamano, Kiyoshi Sakai | 1998-12-01 |
| 5754317 | Holographic stereogram based on a cosine transform | Akira Nakagawa, Eishi Morimatsu, Makiko Konoshima | 1998-05-19 |
| 5737634 | Storage device control system with an internal bus wherein a network interface has a data line for memory transfer | Takashi Hamano, Tsutomu Togo, Hiroichi Egawa, Yasushi Inamoto | 1998-04-07 |
| 5719963 | Two-dimensional discrete cosine transform computing circuit | Kimihiko Kazui, Kiyoshi Sakai, Akira Nakagawa | 1998-02-17 |
| 5717854 | Multimedia server having a plurality of stream controllers directly connected to the network | Hiroichi Egawa, Yasushi Inamoto, Takashi Hamano, Naoshi Matsuo | 1998-02-10 |
| 5703704 | Stereoscopic image information transmission system | Akira Nakagawa, Eishi Morimatsu, Makiko Konoshima | 1997-12-30 |
| 5627590 | Image encoding and transmitting system | Takashi Hamano, Kiyoshi Sakai | 1997-05-06 |
| 5610660 | Multiplexing system for inserting synchronous words to picture image coded data | Takashi Hamano, Kiyoshi Sakai | 1997-03-11 |
| 5576958 | Function transform apparatus | Yasuhiro Kawakatsu, Akihiro Yamori, Akira Nakagawa | 1996-11-19 |
| 5510839 | Image encoding and transmitting system | Takashi Hamano, Kiyoshi Sakai | 1996-04-23 |
| 5457496 | Digital image communication apparatus | Takashi Hamano, Kiyoshi Sakai | 1995-10-10 |
| 5436740 | Holographic stereogram | Akira Nakagawa, Eishi Morimatsu, Makiko Konoshima | 1995-07-25 |
| 5235618 | Video signal coding apparatus, coding method used in the video signal coding apparatus and video signal coding transmission system having the video signal coding apparatus | Kiyoshi Sakai, Takashi Itoh | 1993-08-10 |
| 5191446 | Image data transmission system | Takashi Hamano, Kiyoshi Sakai | 1993-03-02 |
| 4920426 | Image coding system coding digital image signals by forming a histogram of a coefficient signal sequence to estimate an amount of information | Yoshinori Hatori, Toshio Koga, Naoki Mukawa | 1990-04-24 |
| 4908862 | Encoding system capable of accomplishing a high efficiency by anterior and/or posterior processing to quantization | Masahide Kaneko, Atsushi Koike, Mutsumi Ohta, Naoki Mukawa, Yoichi Kato | 1990-03-13 |
| 4805017 | System for coding and transmitting motion image signals | Masahide Kaneko, Naoki Mukawa, Toshio Koga | 1989-02-14 |
| 4791485 | System for detecting a transmission error | Hideo Kuroda, Naoki Mukawa, Makoto Hiraoka, Mitsuo Nishiwaki, Shuzo Tsugane | 1988-12-13 |
| 4771439 | Differential coding circuit with reduced critical path applicable to DPCM | Takeshi Okazaki, Toshitaka Tsuda, Shin Maki, Hirohisa Gambe, Hirokazu Fukui +1 more | 1988-09-13 |
| 4743967 | Differential coding apparatus having an optimum predicted value determining circuit | Yuuji Takenaka, Toshihiro Homma | 1988-05-10 |
| 4734767 | Encoder capable of faithfully and adaptively encoding a moving image | Masahide Kaneko, Mutsumi Ohta, Yoichi Kato | 1988-03-29 |
| 4677480 | System for detecting a transmission error | Hideo Kuroda, Naoki Mukawa, Makoto Hiraoka, Mitsuo Nishiwaki, Shuzo Tsugane | 1987-06-30 |