Issued Patents 2002
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6487363 | Video duplication control signal, video playback device, video recording device, information superimposing and extracting device and video recording medium | Akira Ogino, Takehiro Sugita | 2002-11-26 |
| 6467533 | Machine and method for continuous casting of steel | Toshihiko Murakami, Masahiko Oka, Hirohisa Kikuchi, Atsushi Murata | 2002-10-22 |
| 6453118 | Information transmission method, information duplication prohibiting method, information duplication prohibition device and information crevording medium | Takehiro Sugita, Akira Ogino | 2002-09-17 |
| 6430172 | Radio communication system, transmitting apparatus, radio communication control apparatus, receiving apparatus, and radio communication method | Hisaki Hiraiwa, Takehiro Sugita | 2002-08-06 |
| 6414630 | Position detection apparatus used for a mobile object | — | 2002-07-02 |
| 6414986 | Method and system for radio communication | — | 2002-07-02 |
| 6411664 | Correlation detecting apparatus, its detecting method and communication apparatus and its communication method | Hisaki Hiraiwa, Takehiro Sugita | 2002-06-25 |
| 6393077 | Correction detecting device and its method | — | 2002-05-21 |
| 6389220 | Information signal duplication control system | Takehiro Sugita, Akira Ogino | 2002-05-14 |
| 6389137 | VIDEO SIGNAL TRANSMITTING METHOD, VIDEO SIGNAL OUTPUT DEVICE, VIDEO SIGNAL RECEIVER, VIDEO ANTI-DUPLICATION CONTROL SYSTEM, ADDITIONAL INFORMATION SUPERIMPOSING AND EXTRACTING SYSTEM AND VIDEO SIGNAL RECORDING MEDIUM | Takehiro Sugita, Akira Ogino | 2002-05-14 |
| 6381402 | Information output device, information recording device, information duplication control system and recording medium of the same | Takehiro Sugita, Akira Ogino | 2002-04-30 |
| 6370320 | Information output device, information recording device, information duplication control system and recording medium of the same | Takehiro Sugita, Akira Ogino | 2002-04-09 |
| 6363909 | Direct-fuel-injection-type spark-ignition internal combustion engine and method of fuel injection | Terutoshi Tomoda, Mutsumi Kanda, Toshimi Kashiwagura | 2002-04-02 |