Inventor
PENG LEI
Inventor
CN
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A47Lprimary
A47LDomestic washing or cleaning12%
C01BNon-metallic elements12%
C02FTreatment of water, waste water, sewage, or sludge12%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium12%
G01BMeasuring length, thickness or similar linear dimensions6%
G01MTesting static or dynamic balance of machines or structures6%
G05DSystems for controlling or regulating non-electric variables6%
G06FElectric digital data processing6%
G06VImage or video recognition or understanding6%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy6%
PatentTitleYear
12,584,731Digital speckle based online water wall stress monitoring method and device202612,274,410Cleaner hanger assembly202512,272,974Rechargeable battery pack and handheld vacuum cleaner202511,964,892Phosphorus control for waste streams from glyphosate manufacturing processes202411,422,568System to facilitate user authentication by autonomous mobile device202211,279,644Phosphorus control for waste streams from glyphosate manufacturing processes2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2024Patents assigned to MONSANTO TECHNOLOGY LLC (2)· patent assignee history
2022Patents assigned to AMAZON TECH INC (1)· patent assignee history
2022Patents assigned to AMAZON TECHNOLGOIES INC (1)· patent assignee history
2022–2024Based in US· patent location history
2025Patents assigned to BEIJING ROBOROCK TECHNOLOGY CO LTD (2)· patent assignee history
2025–2026Based in CN· patent location history
2026Patents assigned to HUANENG ZHEJIANG ENERGY DEV CO LTD (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BEIJING ROBOROCK TECHNOLOGY CO LTD | 2 | 2025 |
| MONSANTO TECHNOLOGY LLC | 2 | 2022–2024 |
| AMAZON TECH INC | 1 | 2022 |
| AMAZON TECHNOLGOIES INC | 1 | 2022 |
| HUANENG ZHEJIANG ENERGY DEV CO LTD | 1 | 2026 |
Locations
| Location | Patents | Span |
|---|---|---|
| CN | 3 | 2025–2026 |
| US | 3 | 2022–2024 |