Inventor

Leilei ZHENG

Inventor

Overview

13→

Patents

2022–2026

Patent span

Chemistry

Primary field (CPC C)

Patents· 13 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

A23Lprimary

A23LFoods, foodstuffs or non-alcoholic beverages, not otherwise provided for14%

C12NMicroorganisms or enzymes14%

C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture14%

C12YEnzymes14%

B62BHand-propelled vehicles, e.g. hand carts or perambulators12%

B60YIndexing scheme relating to aspects cross-cutting vehicle technology5%

C12RIndexing scheme associated with subclasses c12c - c12q, relating to microorganisms5%

Y02PClimate change mitigation technologies in the production or processing of goods5%

Y02TClimate change mitigation technologies related to transportation5%

G06KGraphical data reading2%

PatentTitleYear

12,594,980Unlock device and stroller2026 D1106921Wheel rim2025 12,227,223Braking mechanism and child stroller2025 12,028,914Data transfer method and electronic device2024 11,999,402Storage assembly and child carrier therewith2024 11,993,302Wheeled carrying apparatus2024 11,976,313Enzymatic method for preparing rebaudioside N2024 11,976,312Enzymatic method for preparing Rebaudioside C2024 11,952,604Enzymatic method for preparing Rebaudioside J2024 11,679,797Unlock device and stroller2023 11,359,222Enzymatic method for preparing Rebaudioside j2022 11,352,653Enzymatic method for preparing rebaudioside N2022 11,312,985Enzymatic method for preparing Rebaudioside C2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022–2024Patents assigned to PEPSICO INC (6)· patent assignee history

2022–2026Based in CN· patent location history

2023–2026Patents assigned to WONDERLAND SWITZERLAND AG (5)· patent assignee history

2024Patents assigned to CHINA WONDERLAND NURSERYGOODS (1)· patent assignee history

2024Patents assigned to HUAWEI TECH CO LTD (1)· patent assignee history

2025Based in CH· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
PEPSICO INC	6	2022–2024
WONDERLAND SWITZERLAND AG	5	2023–2026
CHINA WONDERLAND NURSERYGOODS	1	2024
HUAWEI TECH CO LTD	1	2024

Locations

Location	Patents	Span
CN	12	2022–2026
CH	1	2025