We previously highlighted the first of these patents in particular as likely behind the Palworld lawsuit.
The patent in question describes how a character catches a Pokémon by aiming and throwing a capture item, like a Pokéball, at a creature. Upon successful capture, the creature then becomes "owned by the player".
In Palworld, players catch Pals by aiming and throwing a capture item, named a Pal Sphere, at a creature. Upon successful capture, the creature then becomes owned by the player.