| 6824107 |
Artificial satellite with an orbit having a long staying time in a zenith direction, an orbit control method and a communication system therewith |
Toshihide Maeda, Nobuo Hamano, Shigeki Nakamura, Tomiharu Yoshida, Masahiko Ikeda +2 more |
2004-11-30 |
| 6764049 |
Artificial satellite with an orbit having a long staying time in a zenith direction, an orbit control method and a communication system therewith |
Toshihide Maeda, Nobuo Hamano, Shigeki Nakamura, Tomiharu Yoshida, Masahiko Ikeda +2 more |
2004-07-20 |
| 6695259 |
Communication system, communication receiving device and communication terminal in the system |
Toshihide Maeda, Nobuo Hamano, Shigeki Nakamura, Tomiharu Yoshida, Masahiko Ikeda +2 more |
2004-02-24 |
| 6634602 |
Artificial satellite with an orbit having a long staying time in a zenith direction, an orbit control method and a communication system therewith |
Toshihide Maeda, Nobuo Hamano, Shigeki Nakamura, Tomiharu Yoshida, Masahiko Ikeda +2 more |
2003-10-21 |
| 6499698 |
Satellite, satellite control method and satellite communication system |
Toshihide Maeda, Nobuo Hamano, Shigeki Nakamura, Tomiharu Yoshida, Masahiko Ikeda +2 more |
2002-12-31 |
| 6422516 |
Artificial satellite with an orbit having a long staying time in a zenith direction, an orbit control method and a communication system therewith |
Toshihide Maeda, Nobuo Hamano, Shigeki Nakamura, Tomiharu Yoshida, Masahiko Ikeda +2 more |
2002-07-23 |
| 6352222 |
Satellite, satellite control method and satellite communication system |
Toshihide Maeda, Nobuo Hamano, Shigeki Nakamura, Tomiharu Yoshida, Masahiko Ikeda +2 more |
2002-03-05 |
| 6328264 |
Artificial satellite with an orbit having a long staying time in a zenith direction, an orbit control method and a communication system therewith |
Toshihide Maeda, Nobuo Hamano, Shigeki Nakamura, Tomiharu Yoshida, Masahiko Ikeda +2 more |
2001-12-11 |