Answer:
Ford
Step-by-step explanation:
It's true that Melissa was the first person to develop a hydrogen powered engine for a car. The efforts of engineers from Ford Motor Co. were also independent and they also developed a similar engine as Melissa. Now when it comes to records of filing patent, Ford Motor was the first and as per the rules of patenting, the first person or organization to file patent is entitled to the patent. Therefore, Ford deserves the patent.