Inventor
Jianguo ZHENG
Inventor
CN
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B29Cprimary
B29CShaping or joining of plastics14%
B22DCasting of metals7%
B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts7%
B29LIndexing scheme associated with subclass b29c, relating to particular articles7%
C05BPhosphatic fertilisers7%
C05DInorganic fertilisers not covered by subclasses c05b, c05c7%
G01FMeasuring volume, volume flow, mass flow or liquid level7%
G01NInvestigating or analysing materials by determining their chemical or physical properties7%
G01RMeasuring electric variables7%
G01SRadio direction-finding7%
PatentTitleYear
12,360,070In-situ evaluation method and system for loess collapsibility based on non-destructive time-domain reflection technology202511,911,940In-mold spraying system and process method202411,860,590Model-free optimization method of process parameters of injection molding202411,787,748Polyphosphoric acid calcium magnesium fertilizer, polyphosphoric acid calcium magnesium fertilizer prepared by using phosphoric acid and phosphorus tailings as raw material and preparation method therefor202311,223,902Surround-screen speaker array and the formation method of virtual sound source2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022Patents assigned to SOUNDKING ELECTRONICS & SOUND CO LTD (1)· patent assignee history
2022–2025Based in CN· patent location history
2023Patents assigned to KINGENTA ECOLOGICAL ENG GROUP CO LTD (1)· patent assignee history
2023Patents assigned to KINGENTA NORSTERRA CHEMICAL CO LTD (1)· patent assignee history
2024Patents assigned to TEDERIC MACHINERY CO LTD (1)· patent assignee history
2025Patents assigned to CHINA JIKAN RES INSTITUTE OF ENGINEERING INVESTIGATIONS AND DESIGN CO LTD (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CHINA JIKAN RES INSTITUTE OF ENGINEERING INVESTIGATIONS AND DESIGN CO LTD | 1 | 2025 |
| KINGENTA ECOLOGICAL ENG GROUP CO LTD | 1 | 2023 |
| KINGENTA NORSTERRA CHEMICAL CO LTD | 1 | 2023 |
| SOUNDKING ELECTRONICS & SOUND CO LTD | 1 | 2022 |
| TEDERIC MACHINERY CO LTD | 1 | 2024 |
Locations
| Location | Patents | Span |
|---|---|---|
| CN | 5 | 2022–2025 |