Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6937939 | Soil measuring instrument, soil measurement assisting device and method, recorded medium on which a program is recorded, recorded medium on which data is recorded, application amount controller, application amount determining device, method for them, and farm working determination assisting system | Shinichi Hirako, Atsushi Hisano, Kizo Yamazaki, Toru Takenobu | 2005-08-30 |
| 6853937 | Soil characteristics survey device and soil characteristics survey method | Atsushi Ohtomo, Shinichi Hirako | 2005-02-08 |