Default (statutory) regime for the ownership
Default (statutory) regime for employee’s creations
Employer, unless otherwise agreed (provisions of the Labour Code).
Ownership of research results in publicly sponsored research
Each entity is determined in its call and distribution of funds, usually in partnership with higher education institutions.
Specific ownership rules for public HEIs/research organisations and possibility to modify it contractually
Basically, in Costa Rica each HEI has autonomy to regulate this issue on its own.
Specific ownership regime for students/ visiting researchers/doctoral students and possibility to modify it contractually
Each HEI regulates this issue on its own. For example, Costa Rica Institute of Technology (TEC): ownership of intellectual property over a student work (practice-thesis courses) belongs to the student, except inscription on the Vice Presidency of Research and Extension or special contractual relationship. Researchers and authors get 50% of the profits. The TEC reserves the right heritage of the result.
Related law (name & link)
There is no specific standard, and each HEI internally regulates such matters. For example Costa Rica Institute of Technology (TEC) has specific rules that can be viewed at: (link)