Inventor record
Song Qingshui
This page previously combined 2different people who filed under the same name. Pick the inventor you're looking for — each profile now covers one disambiguated person.
- 82Qingshui Song18 patent records·3 citations·E04H A47C A61H18 on this record
- 25Song Qingshui7 patent records·0 citations·E04H A47C B63G7 on this record
Inventor identities via PatentsView disambiguation — see methodology.