| S. No. | Description | Developed at/ belong to Centre | Year of printing | Year of Success achieved | Number of Beneficiaries |
| 1. | Ergo refined improved direct paddy seeder |
TNAU | 2009 | 2003-04 | More than 50000 |
| 2. | Ergo refined coconut tree climbing device |
TNAU | 2010 | 2006-07 | More than 40,000 |
| 3. | Maharasi cono weeder |
CIAE and TNAU Coimbatore | 2007-08 | More than 2,00,000 | |
| 4. | OUAT Three row manual rice transplanter |
OUAT, Bhubaneswar | 2017-18 | 2014-15 | About 650 |