Kojima Productions: I think the resin is obvious.
There IP's Metal Gear, Meal Gear II Solid Snake, Metal Gear Solid, Metal Gear Solid 2 Sons of Liberty/Substance and Meal Gear Solid 3 Snake Eater/subsistence, Metal Gear Sod 4, Zone of the Enders, Anubis Zone of the Enders(ZOE2 2nd Runner). and I am not shore but they my also own Policenauts and Snacher(but KONAMI might hold them separately from Kojima Productions)
SEGA AM2 and SEGA WOW for there Arcade hits and cool home Console Games.
Amusement Vision, Ltd: Ryu ga Gotoku(YAKUA) series
SQUARE-ENIX Final Fantasy, II, III, IV, V, VI, VII, VIII, IX, X, XI, XII, XIII
and FFX-2(Yes I Said It), CC FFVII, FFT, DQ, II, III, IV, V , VI, VII and VIII and IX(LEVEL 5) Valkyrie Profile, Valkyrie Profile 2(TRI-ACE), Star Ocean, II, III and IV(TRI-ACE)
LEVEL 5 for Dark Cloud, Dark Chronicle (Dark Cloud 2), Rogue Galaxy and others.
TRI-ACE
ATLUS
CLOVER/Platinum Games
TEAM NINJA
Edit NAMCO BANDAI for Tales Series Arcade Games and Ridge Racer, GUNDAM Games
TEAM ICO
Edit 2: Suda Goichi(SUDA 51)
Mikami Shinji
Japanese Pop Culture Otaku