1. H. Akachi, Structure of a heat pipe, US Patent # 4991041, 1990.
2. H. Akachi, Structure of micro-heat pipe, US Patent # 5219020, 1993.
3. G. Smirnov, Method of action of the pulsating heat pipe, its construction and the device on its base, US Patent Pub. No. US 2003/0037910 Al, 2003.
4. S. Khandekar et al., Closed and open pulsating heat pipes, in: Proceedings of the 13th Int. Heat Pipe Conf., Shanghai, 2004, pp. 36–48.
5. H. Yang, S. Khandekar, M. Groll, Performance comparison of open loop and closed loop pulsating heat pipes, in: Proceedings of the 8th Int. Heat Pipe Symp., Kumamoto, 2006, pp. 119–124.