My name is Tom Yang, 杨立涛in Chinese. I’m the owner of Ace Pad Tech, also the owner of the patent of the Hall Effect mechanical switches.
I started working on this switches in 2014, applied for the Patent in China on Jan. 30th 2015, and got the patent on June 17th 2015. Patent Number: ZL 2015 2 0068083.8
We worked with many different materials for the cases of the keyboards, and then we decided to stay with the bamboo...