Inventor

HAITAO HAN

Inventor

Overview

2→

Patents

2022–2025

Patent span

Electricity

Primary field (CPC H)

Patents· 2 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 for10%

B01DSeparation10%

C11BProducing, e.g. by pressing raw materials or by extraction from waste materials, refining or preserving fats, fatty substances, e.g. lanolin, fatty oils or waxes10%

G01NInvestigating or analysing materials by determining their chemical or physical properties10%

H01LSemiconductor devices10%

H01RElectrically-conductive connections10%

H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems10%

H05KPrinted circuits10%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1010%

Y10TTechnical subjects covered by former us classification10%

PatentTitleYear

12,274,280Method for extracting oils from sauces while simultaneously determining fat content, peroxide value, and acid value2025 11,387,226Chip power supply system, chip, PCB, and computer device2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022Patents assigned to HUAWEI TECH CO LTD (1)· patent assignee history

2022–2025Based in CN· patent location history

2025Patents assigned to HENAN ZHONGDA HENGYUAN BIOTECHNOLOGY STOCK CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HENAN ZHONGDA HENGYUAN BIOTECHNOLOGY STOCK CO LTD	1	2025
HUAWEI TECH CO LTD	1	2022

Locations

Location	Patents	Span
CN	2	2022–2025