Where does Qingdao Haier Smart Technology R&D Co., Ltd. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Qingdao Haier Smart Technology R&D Co., Ltd. ranks #8,101 of 49,997 assignees by granted-patent volume, the same sort as the companies listing and top-holders ranking. See /methodology/#corpus-placement.

How many patents does Qingdao Haier Smart Technology R&D Co., Ltd. hold?

Qingdao Haier Smart Technology R&D Co., Ltd. holds 40 US utility patents granted between 2019 and 2024, spanning 13 technology areas.

What is Qingdao Haier Smart Technology R&D Co., Ltd.'s Innovation Score?

Qingdao Haier Smart Technology R&D Co., Ltd. has an Innovation Score of 37.1 out of 100 (top 44% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Qingdao Haier Smart Technology R&D Co., Ltd. focus on?

Qingdao Haier Smart Technology R&D Co., Ltd.'s top technology area is D06F (Laundering, Drying, Ironing, Pressing OR Folding Textile Articles) with 39 patents, ranking #13 of 220 assignees active in that subclass. Grants appear in 13 CPC subclasses total.

Is Qingdao Haier Smart Technology R&D Co., Ltd.'s patent grant rate increasing or decreasing?

Qingdao Haier Smart Technology R&D Co., Ltd.'s recent grant velocity is +467% compared to the prior five-year period (grant years, not application filing dates). This indicates accelerating grant output.

What does claim depth mean for Qingdao Haier Smart Technology R&D Co., Ltd.'s patents?

Qingdao Haier Smart Technology R&D Co., Ltd.'s patents average 13.3 claims each. This is an aggregate descriptive count from the grant record; it does not establish claim scope, legal strength, enforceability, or design-around risk.

How is the Qingdao Haier Smart Technology R&D Co., Ltd. patent data sourced?

All patent data comes from USPTO PatentsView, a public research dataset maintained by the United States Patent and Trademark Office covering US granted utility patents from 2015 to 2025.

USPTO 2015–2025 USPTO PatentsView Foreign Corporation

Qingdao Haier Smart Technology R&D Co., Ltd.

USPTO PatentsView assignee record - 40 granted patents across 13 technology areas, recorded in grant years 2019–2024. Grant-trend analysis is cross-referenced to USPTO Patent Public Search; it does not measure application filings, current R&D, or legal strength. Primary class: D06F (Laundering, Drying, Ironing, Pressing OR Folding Textile Articles).

Compiled by PlainPatent · May 15, 2026

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Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Qingdao ranks #8,101 of 49,997 tracked US assignees by granted-patent volume, with 40 patents across 13 technology areas.

#8,101
of 49,997 US assignees by volume: Top 44%
by Innovation Score (37.1/100): 13.3
avg claims per patent: +467%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R8101 · Foreign Corporation #8,101 · 40 grants

GRANTS-SMALL · UPPER-Q · PHOTO-FINISH · CPC-FOCUS · INNOV-THIN · CLAIMS-RICH · TYPE-FRNCORP · VEL-SURGE · BOOK-FULL

GRANTS-SMALL 40 grants
UPPER-Q #8,101/49,997
PHOTO-FINISH Powertech Industrial
CPC-FOCUS D06F · 13 areas
INNOV-THIN 37.1/100
CLAIMS-RICH 13.3 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-SURGE +467% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Powertech Industrial Co., Ltd. (±0 grants)

Instrument codes from this assignee’s USPTO PatentsView grant sheet: volume band, corpus rank, photo-finish peer, lead CPC, Innovation Score, claim depth, assignee type, velocity, and book completeness. Not a USPTO rating of patent strength.

How Qingdao’s 37.1 Innovation Score adds up

The same four weighted components behind every Innovation Score on PlainPatent: portfolio volume, grant velocity, technology breadth, and claim depth.

Volume 12.8 pts (35%) Velocity 3.6 pts (10%) Breadth 12.7 pts (34%) Claim depth 8.0 pts (22%)

Qualcomm Incorporated · highest

85
Huawei Duesseldorf · near

37
Qingdao Haier Smart… · this assignee

37
Aker Biomarine… · near

37
Mitsubishi Heavy… · near

37
Salix Pharmaceuticals · near

37
3D Lighting… · lowest

7

What this shows Qingdao's Innovation Score is 37.1/100 (top 44% of the PatentsView-derived corpus). The chart places that score against the nearest Innovation Score peers plus corpus poles, not a reprint of the volume ranking.

Does more volume mean deeper claims for Qingdao?

Each dot is one of Qingdao’s 8 nearest volume peers (same corpus rank neighbourhood as the chart above), placed by total granted patents (horizontal) against average claims per patent (vertical). Qingdao’s own 13.3 claims/patent is ABOVE the 12.1 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

Qingdao vs its 8 nearest volume peers: granted patents vs average claims per patent. Source: USPTO PatentsView.

Where Qingdao's grants concentrate

Qingdao Haier Smart Technology R&D Co., Ltd. is a focused PatentsView assignee: 13 CPC subclasses with 97.5% of grants classified under D06F (Laundering, Drying, Ironing, Pressing OR Folding Textile Articles). Peak complete grant year is 2020 (12 grants) versus a trough of 1 in 2024. By volume, Qingdao sits between Powertech Industrial Co., Ltd. and RPC Bramlage GmbH.

Qingdao's three-year grant acceleration

From 2019–2021 to 2022–2024, Qingdao Haier Smart Technology R&D Co., Ltd. moved from 26 to 14 grants (0.54x the prior three-year total, a multiple, not a CAGR). See the growth leaderboard.

Powertech Industr…

40
PTT Global Chemic…

40
Purecircle USA

40
QD Vision

40
Qnovo

40
Quectel Wireless…

40
RF DSP

40
RPC Bramlage

40
Qingdao Haier Sma… ◀

40

What this shows Qingdao holds 40 patents at rank #8,099, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Qingdao

By rank, the assignees closest to #8,099 in granted patent volume.

Leaders in D06F (Laundering)

Other assignees with the most granted patents in Qingdao's primary technology class.

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Qingdao, neither rank-band nor same-CPC leaders (those blocks stay above). In D06F (Laundering), Qingdao ranks #13 of 220 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (37 here).

Huawei Technologies Duesseldorf GmbH 37 Salix Pharmaceuticals, Inc. 37 Aker Biomarine Antarctic AS 37 Mitsubishi Heavy Industries Machine Tool Co., Ltd. 37

Qingdao's Innovation Score vs. every tracked assignee

Composite of portfolio volume, grant velocity, technology breadth, and claim depth (0–100)

37 Top 44% higher than 56% of 49,997 US assignees

Each bar is a band; taller bars hold more US assignees. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source USPTO PatentsView, PlainPatent Innovation Score · 2015–2025

USPTO utility patent grants by year · 2019–2024

Grants by year

Teal-shaded recent years (2020–present) versus the 2019–2019 baseline. Full figures in the table below.

View data table

Qingdao Haier Smart Technology R&D Co., Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2019	6	15.0%
2020	12	30.0%
2021	8	20.0%
2022	11	27.5%
2023	2	5.0%
2024	1	2.5%

Which technologies does Qingdao Haier Smart Technology R&D Co., Ltd. patent most?

D06F - Laundering, Drying, Ironing, Pressing OR Folding Textile Articles 39

F16M - Frames, Casings OR Beds OF Engines, Machines OR Apparatus, NOT Specific TO Engines, Machines OR Apparatus Provided FOR ELSEWHERE; STANDS; Supports 23

F16F - SPRINGS; SHOCK-ABSORBERS; Means FOR Damping Vibration 15

A47B - TABLES; DESKS; Office FURNITURE; CABINETS; DRAWERS; General Details OF Furniture 11

A47L - Domestic Washing OR Cleaning ; Suction Cleaners IN General 10

F15B - Systems Acting BY Means OF Fluids IN GENERAL; Fluid-pressure Actuators, e.g. SERVOMOTORS; Details OF Fluid-pressure Systems, NOT Otherwise Provided FOR 6

F16K - VALVES; TAPS; COCKS; ACTUATING-FLOATS; Devices FOR Venting OR Aerating 4

B66F - Hoisting, Lifting, Hauling OR Pushing, NOT Otherwise Provided FOR, e.g. Devices Which Apply A Lifting OR Pushing Force Directly TO THE Surface OF A Load 2

Y02B - Climate Change Mitigation Technologies Related TO Buildings, e.g. Housing, House Appliances OR Related End-user Applications 2

B08B - Cleaning IN GENERAL; Prevention OF Fouling IN General 1

F25D - REFRIGERATORS; Cold ROOMS; ICE-BOXES; Cooling OR Freezing Apparatus NOT Otherwise Provided FOR 1

G12B - Constructional Details OF Instruments, OR Comparable Details OF Other Apparatus, NOT Otherwise Provided FOR 1

F24F - AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR Currents FOR Screening 1

Top 13 of 13 technology areas

More on this record

Data Source

USPTO PatentsView, US granted patents 2015–2025

View all rankings → How is Innovation Score calculated?

What to do with this data

Qingdao Haier Smart Technology R&D Co., Ltd.'s patent record in context - here's where to go next.

Qingdao Haier Smart Technology R&D Co., Ltd.'s lead technology class is D06F (Laundering, Drying, Ironing, Pressing OR Folding Textile Articles), 97.5% of its portfolio - see every assignee active in that class. Explore D06F
Ranked #8,101 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Qingdao Haier Smart Technology R&D Co., Ltd. against Powertech Industrial Co., Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 37.1/100 blends volume, velocity, technology breadth, and claim depth. How it's calculated

Figures reflect USPTO PatentsView grant data through May 2026; pending applications not yet granted are not counted.

Data sourced from USPTO PatentsView - official U.S. government patent data. See our methodology for computation details. Retrieved and formatted by PlainPatent

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the USPTO PatentsView database. Consult a qualified professional before making decisions based on this data.

Read our methodology - how this data is sourced, computed, and verified.

Data sources used on this page

USPTO PatentsView - the disambiguated bulk patent-grant, assignee, and CPC data this page's figures are derived from. patentsview.org
Cooperative Patent Classification (CPC) - the joint USPTO/EPO classification scheme used to group patents by technology area. cooperativepatentclassification.org
USPTO Patent Public Search - the official interface to verify the status of any individual patent. ppubs.uspto.gov

Compiled by PlainPatent , US Patent Intelligence Editorial Process · May 15, 2026

Every figure on PlainPatent is rendered directly from USPTO source data, no number is typed in by an editor. This page draws directly on USPTO source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of May 2026.