Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12411011 | Ship navigation assistance device, ship navigation assistance method, and ship navigation assistance program | Tatsuya SONOBE, Hiroyuki Toda, Kazuki Tsujimoto | 2025-09-09 |
| 11953610 | Device and method for calculating movement information | Tatsuya SONOBE, Hiroyuki Toda | 2024-04-09 |
| 11366235 | Positioning device, positioning system, positioning method and positioning program | Hiroyuki Toda, Naomi Fujisawa | 2022-06-21 |
| 11268814 | Movement information calculating device, movement information calculating method and movement information calculating program | Hiroyuki Toda, Naomi Fujisawa, Akihiro Hino | 2022-03-08 |
| 11255675 | Course estimating device, method of estimating course, and course estimating program | Hiroyuki Toda, Naomi Fujisawa, Akihiro Hino | 2022-02-22 |
| 11156721 | Oscillation observation device, oscillation observation method and oscillation observation program | Hiroyuki Toda, Naomi Fujisawa | 2021-10-26 |
| 10976447 | Azimuth angle calculating device, and method of calculating azimuth angle | Hiroyuki Toda, Naomi Fujisawa | 2021-04-13 |
| 10948292 | Sensor error calculating device, attitude angle calculating apparatus, method of calculating sensor error and method of calculating attitude angle | Hiroyuki Toda, Naomi Fujisawa | 2021-03-16 |
| 10877163 | Method and device for calculating attitude angle | Naomi Fujisawa, Hiroyuki Toda | 2020-12-29 |
| 10514469 | Attitude angle calculating device, method of calculating attitude angle, and attitude angle calculating program | Naomi Fujisawa, Hiroyuki Toda, Akihiro Hino, Takeshi Nagano, Soichiro Etani +1 more | 2019-12-24 |
| 10209159 | Displacement detecting device for structural object, sharing system of displacement of structural object, and method and program of detecting displacement of structural object | Naomi Fujisawa, Masashi Imasaka, Tatsuya Sonomoto | 2019-02-19 |
| 10197681 | State calculating device, method of calculating state, and state calculating program | Naomi Fujisawa, Hiroyuki Toda, Takeshi Nagano | 2019-02-05 |
| 9342075 | Apparatus, method and computer readable media for calculating status, and movable body | Naomi Fujisawa | 2016-05-17 |
| 8922429 | Satellite navigation device | Naomi Fujisawa, Katsuo Yamada, Yoji Goto | 2014-12-30 |
| 8736489 | GNSS receiver | Yoji Goto, Katsuo Yamada, Naomi Fujisawa | 2014-05-27 |