As we don't know who Robert Hilmersson is, it's difficult to determine if he has made contributions to the study of Pulp Fiction. If he is a scholar in the field of film studies, he might have written papers or given lectures about the movie's significance in the history of cinema, its influence on subsequent filmmakers, or its unique narrative structure. But since we have no background on him, we can't be sure.
We simply don't know if Robert Hilmersson has made any contributions to the study of Pulp Fiction. Maybe he is an unknown figure who has quietly done some research on the movie, analyzing its cultural impact, the character development, or the use of dialogue. Or perhaps he has no relation to the study of the movie at all and the two are just randomly mentioned together without any real connection.
There's no information indicating that he has. Without any evidence, it's hard to say he has made contributions to the study of Pulp Fiction.