并列题名：Research on intellectual property rights strategy of tackling section 337 investigation in USA Research on intellectual property rights strategy of tackling section 337 investigation in USA 并列题名：Research on intellectual property rights protection of software 并列题名：Research on intellectual property strategy for digital industry innovation Research on intellectual property strategy of development driven by innovation strategy 并列题名：Research on intellectual property right alteration models Research on intellectual property rights protection of software Research on intellectual property strategy for digital industry innovation 并列题名：Research on intellectual property of cultural heritage digitization 并列题名：Study on the green intellectual property rights strategy of new energy automobile in China