Inventor
Zhi Chen
Inventor
Shanghai, CN
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
D21Hprimary
D21HPulp compositions20%
C01BNon-metallic elements10%
D21CProduction of cellulose by removing non-cellulose substances from cellulose-containing materials10%
G01NInvestigating or analysing materials by determining their chemical or physical properties10%
Y02WClimate change mitigation technologies related to wastewater treatment or waste management10%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry5%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds5%
C09CTreatment of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties5%
D21BFibrous raw materials or their mechanical treatment5%
H01LSemiconductor devices5%
PatentTitleYear
10,538,880Method and composition for detackifying organic contaminants in the process of pulping and papermaking202010,422,079Method for preserving recycled fiber by using biocides in paper manufacturing and method for manufacturing paper using recycled fibers201910,087,081Process for producing high solids colloidal silica20189,975,781Silica sols, method and apparatus for producing the same and use thereof in papermaking20189,647,094'Method of manufacturing a semiconductor heteroepitaxy structure'20179,285,334'Hybrid dielectric moisture sensors'20168,739,623'Moisture sensors on conductive substrates'2014Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2014–2016Patents assigned to CHEN ZHI DAVID (2)· patent assignee history
2014–2017Patents assigned to UNIV KENTUCKY RES FOUND (2)· patent assignee history
2014Patents assigned to YUCEDAG IBRAHIM (1)· patent assignee history
2014–2017Based in Lexington, KY, US· patent location history
2017Patents assigned to THE UNIV OF KENTUCKY RES FOUND (1)· patent assignee history
2018–2020Patents assigned to ECOLAB USA INC (4)· patent assignee history
2018–2020Based in Shanghai, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ECOLAB USA INC | 4 | 2018–2020 |
| CHEN ZHI DAVIDself | 2 | 2014–2016 |
| UNIV KENTUCKY RES FOUND | 2 | 2014–2017 |
| THE UNIV OF KENTUCKY RES FOUND | 1 | 2017 |
| YUCEDAG IBRAHIM | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Shanghai, CN | 4 | 2018–2020 |
| Lexington, KY, US | 3 | 2014–2017 |