Since May 2018, we have carried out the patent layout on a global scale. At present, LEME has applied for more than 30 patents in the aspects of heated tobacco product stick structure, auxiliary material structure, stick production equipment, etc.
LEME is the first company to apply for the "granular five-element stick structure" as the core invention patent. The five-element structure refers to the sealing sheet, the non-homogenized granules, the barrier firmware, the hollow section and the filter rod. The core stick structure patent has been applied in 41 countries.