LW

Lopin Wang

BC Beto Engineering & Marketing Co.: 4 patents #1 of 2Top 50%
Overall (2016): #39,445 of 481,213Top 9%
4
Patents 2016

Issued Patents 2016

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9388914 Rotary switch type valve cap — 2016-07-12
9347613 Air pump with a biasable head — 2016-05-24
9255571 Air pump with two pressure gauges for high/low pressure indication — 2016-02-09
9239046 Air pump for measuring an air pressure — 2016-01-19