Rise of the Cigarettes : Hi-Tech Vape Pens On the Way
DAEJEON, Oct. 12 (Korea Bizwire) – As the interest in vape pens is increasing, due to increases in the cigarette prices and the expansion of no-smoking areas, the number of patent applications related to vape pens is rising. According to the Korean Intellectual Property Office, there were 381 patents related to vape pens issued over [...]