Inventor record
REN ZHIGUO
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.
- 77Zhiguo Ren14 patent records·8 citations·E21B A01D F01B14 on this record
- 8REN ZHIGUO2 patent records·0 citations·E01C G05D2 on this record
Inventor identities via PatentsView disambiguation — see methodology.