EOG82NMG9 IPR002048 319/381 EOG82NMG9 IPR018249 293/381 EOG82NMG9 IPR011992 31/381 EOG82NMG9 IPR018247 31/381 EOG82NMG9 IPR018248 5/381 EOG82NMG9 IPR002919 1/381 EOG82NMG9 IPR001766 1/381