Intellectual Property Code
Section 30. Inventions Created Pursuant to a Commission. - 30.1. The person who commissions the work shall own the patent, unless otherwise provided in the contract.
30.2. In case the employee made the invention in the course of his employment contract, the patent shall belong to:
(a) The employee, if the inventive activity is not a part of his regular duties even if the employee uses the time, facilities and materials of the employer.
(b) The employer, if the invention is the result of the performance of his regularly-assigned duties, unless there is an agreement, express or implied, to the contrary. (n)