This inventor holds 2 USPTO granted patents and 2 published patent applications. Top assignees: Zhejiang University, Sumitomo Heavy Industries, Ltd.. Active years: 2014-2019.
Company Filing History:
2 out of 1,270 
1 out of 1,248 
Years Active: 2014-2019
Title: Innovations of Zhihua Gan in Cryogenic Technology
Introduction
Zhihua Gan is a notable inventor based in Hangzhou, China. He has made significant contributions to the field of cryogenic technology, holding 2 patents that showcase his innovative approach to enhancing refrigeration systems.
Latest Patents
Gan's latest patents include a cryogenic regenerator and a cryogenic refrigerator. The cryogenic regenerator features a regenerator tube and a partitioning tube with uniformly distributed through-holes. This design allows for improved heat exchange, transitioning from simple thermal conduction to a more efficient process that couples heat convection with thermal conduction. This innovation enhances radial heat transfer and enables rapid equilibration of temperature gradients, ultimately improving refrigerator efficiency.
His second patent involves a pulse-tube cryocooler that modulates phase via an inertance tube and an acoustic power amplifier. This system utilizes regenerative materials to increase acoustic power at the hot end of the pulse tube, enhancing the properties of the cryocooler. The design is versatile, applicable in both single-stage and multi-stage pulse tube cryocoolers.
Career Highlights
Zhihua Gan has worked with prominent organizations such as Zhejiang University and Sumitomo Heavy Industries, Ltd. His experience in these institutions has allowed him to develop and refine his innovative technologies in cryogenics.
Collaborations
Gan has collaborated with notable individuals in his field, including Limin Qiu and Zui Ri. These partnerships have contributed to the advancement of his research and inventions.
Conclusion
Zhihua Gan's contributions to cryogenic technology through his patents reflect his innovative spirit and dedication to improving refrigeration systems. His work continues to influence the field and inspire future advancements.