Title | Inventor |
| Lalit Kumar , B.S.Parmar |
| Shashi Bala Singh, Gita Kulshrestha |
| P. Dureja ,Tarun K. Chhatopadhyay |
| Madhuban Gopal,Ram Niwas and others |
| P. Dureja, R.S.Tanwar and S.K.Handa |
| Suresh Walia, Vandana Sharma, Jitendra Kumar ,Balraj Singh Parmar |
| Prem Durja Sapna Johnson and Swaran Dhingra |
| Prem Dureja, S.S.Tomar |
| Brahma Dutta Kaushik |