Depụta paragraf dị mkpirikpi n'isiokwu a:  PersonX mepụtara catalytic converter
N'ezie, lee paragraf dị mkpirikpi: Izaak mepụtara catalytic converter. Ihe na-eme ka ihe na-agbanwe agbanwe bụ ihe na-ebelata mmetọ ikuku ụgbọala na-akpata. Izaak tinyere akwụkwọ maka patent maka nchọpụta ya na US Patent and Trademark Office.