Ufulu Wathu Wanzeru

*Njira Yopangira Ndodo za Aloyi (Patent No.:ZL 201010518772.6).

*Mtundu wa Zida ndi Njira Yake Yopangira Lamba wa Copper Alloy kudzera pa Spray Deposit (Patent No.:ZL 201210411177.1).

*Njira Yokonzekera Kubalalika Kolimba Mkuwa Ndi Aluminium Oxide(Patent No.:ZL 201310151407.X).