The phrase "individual jurors" refers to each person who is chosen to be part of a jury in a trial. It means that each juror is considered separately, as an individual, and not as a group. Full definition
Indeed, no one, including the judge, is even supposed to be aware of the views of individual jurors during deliberations, because a jury's independence is best guaranteed by secret deliberations, such that jurors may «return a verdict freely according to their conscience» and their «conduct in the jury room [may be] untrammeled by the fear of embarrassing publicity.» (fija.org)
«Jury nullification» is normally practiced by individual jurors, who know about it. (law.stackexchange.com)
Accordingly, the component of the jury selection process at issue here, the State's privilege to strike individual jurors through peremptory challenges, is subject to the commands of the Equal Protection Clause. (law.cornell.edu)