Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10130055 | High-shelf hydroponic cultivation system equipped with solar panel | — | 2018-11-20 |
| 10064350 | High-shelf hydroponic cultivation system equipped with solar panel | — | 2018-09-04 |
| 9801346 | Soil cultivation system equipped with solar panel | — | 2017-10-31 |
| 9781884 | Soil cultivation system equipped with solar panel | — | 2017-10-10 |
| 5895177 | Machine tool with fault detection | Katsunori Tsutsui | 1999-04-20 |
| 5733198 | Thread cutting machine and thread cutting method | Katsunori Tsutsui | 1998-03-31 |
| 5573681 | Traveling wire electric discharge machining apparatus capable of workpiece location determining and energy level adjustment | Yuji Ishibashi | 1996-11-12 |