LS

Lin M. Sheng

Overall (All Time): #1,299,229 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5035665 Apparatus for making bubbles in multiple layers — 1991-07-30
4988319 Bubble blower — 1991-01-29
4867724 Rise and fall type bubble blower — 1989-09-19
4804346 Open mouth blowing bubble toy — 1989-02-14