Intangible assets are more difficult to imitate than tangible assets, so competitive advantages are less obtained from the allocation of tangible assets, and more from intangible assets according to resource-based view (RBV). Patents, one of intangible assets, are important for corporate performance. This study explores the influences of the three aspects of patent profile - R&D capability, the degree of leading, concentration of resource investment in a firm's most important technological field - upon its performance and discusses the moderation effect of technological attractiveness of the most important technological field. The results indicate that companies should enhance their R&D capabilities, the degree of leading, and concentration of R&D investment in their most important technological fields to increase their performance. Besides, this study demonstrates that the more technological attractiveness of a firm's most important technological field, the more is the extent of the positive relationship between corporate performance and patent profile.