XM

Xintao Ma

RD Rug Doctor: 7 patents #6 of 6Top 100%
Overall (2020): #16,157 of 565,922Top 3%
7
Patents 2020

Issued Patents 2020

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
10743734 Surface cleaning apparatus Ernest Matthew Chavana, Jr., Richard Foster, Stanley Anderson, Christopher Terpstra, Jan Valentic 2020-08-18
10674881 Liquid extraction apparatus and method Ernest Matthew Chavana, Jr., Richard Foster, Stanley Anderson, Christopher Terpstra, Jan Valentic 2020-06-09
D875334 Surface cleaning system Ernest Matthew Chavana, Jr., Richard Foster, Stanley Anderson, Christopher Terpstra, Jan Valentic 2020-02-11
D874767 Surface cleaning head Ernest Matthew Chavana, Jr., Richard Foster, Stanley Anderson, Christopher Terpstra, Jan Valentic 2020-02-04
D874766 Surface cleaning head Ernest Matthew Chavana, Jr., Richard Foster, Stanley Anderson, Christopher Terpstra, Jan Valentic 2020-02-04
D873512 Surface cleaning system Ernest Matthew Chavana, Jr., Richard Foster, Stanley Anderson, Christopher Terpstra, Jan Valentic 2020-01-21
D872399 Surface cleaning head Ernest Matthew Chavana, Jr., Richard Foster, Stanley Anderson, Christopher Terpstra, Jan Valentic 2020-01-07