Where does Alfred KÄRCHER SE & Co. KG rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Alfred KÄRCHER SE & Co. KG ranks #6,618 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 Alfred KÄRCHER SE & Co. KG hold?

Alfred KÄRCHER SE & Co. KG holds 50 US utility patents granted between 2018 and 2025, spanning 29 technology areas.

What is Alfred KÄRCHER SE & Co. KG's Innovation Score?

Alfred KÄRCHER SE & Co. KG has an Innovation Score of 50.5 out of 100 (top 13% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Alfred KÄRCHER SE & Co. KG's patent grant rate increasing or decreasing?

Alfred KÄRCHER SE & Co. KG's recent grant velocity is +39% compared to the prior five-year period (grant years, not application filing dates). The company is maintaining or growing its granted-patent output.

What does claim depth mean for Alfred KÄRCHER SE & Co. KG's patents?

Alfred KÄRCHER SE & Co. KG's patents average 27.6 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 Alfred KÄRCHER SE & Co. KG 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

Alfred KÄRCHER SE & Co. KG

Q: What technology areas does Alfred KÄRCHER SE & Co. KG focus on?

Alfred KÄRCHER SE & Co. KG's top technology area is A47L (Domestic Washing OR Cleaning ; Suction Cleaners IN General) with 40 patents. Grants appear in 29 CPC subclasses total.

USPTO PatentsView assignee record - 50 granted patents across 29 technology areas, recorded in grant years 2018–2025. 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: A47L (Domestic Washing OR Cleaning ; Suction Cleaners IN General).

Compiled by PlainPatent · May 15, 2026

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Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Alfred ranks #6,618 of 49,997 tracked US assignees by granted-patent volume, with 50 patents across 29 technology areas.

#6,618
of 49,997 US assignees by volume: Top 13%
by Innovation Score (50.5/100): 27.6
avg claims per patent: +39%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R6618 · Foreign Corporation #6,618 · 50 grants

GRANTS-SMALL · UPPER-Q · PHOTO-FINISH · CPC-FOCUS · INNOV-PAR · CLAIMS-DENSE · TYPE-FRNCORP · VEL-UP · BOOK-FULL

GRANTS-SMALL 50 grants
UPPER-Q #6,618/49,997
PHOTO-FINISH AIC Innovations Group
CPC-FOCUS A47L · 29 areas
INNOV-PAR 50.5/100
CLAIMS-DENSE 27.6 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-UP +39% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: AIC Innovations Group, Inc. (±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.

Qualcomm Incorporated · highest

85
Alfred KÄRCHER SE & KG · this assignee

50
Carlisle Fluid · near

50
Research Development… · near

50
TRW Automotive U S · near

50
WinField Solutions · near

50
3D Lighting… · lowest

7

What this shows Alfred's Innovation Score is 50.5/100 (top 13% 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.

Where Alfred's grants concentrate

Alfred KÄRCHER SE & Co. KG is a focused PatentsView assignee: 29 CPC subclasses with 80% of grants classified under A47L (Domestic Washing OR Cleaning ; Suction Cleaners IN General). Peak complete grant year is 2019 (15 grants) versus a trough of 1 in 2023. By volume, Alfred sits between Yoshino Gypsum Co., Ltd. and Axell Corporation.

Alfred's three-year grant acceleration

From 2019–2021 to 2022–2024, Alfred KÄRCHER SE & Co. KG moved from 28 to 12 grants (0.43x the prior three-year total, a multiple, not a CAGR). See the growth leaderboard.

Yoshino Gypsum

51
AIC Innovations G…

50
Aker Solutions AS

50
Albireo AB

50
Amazing Microelec…

50
Asco Power

50
Avintiv Specialty…

50
Axell

50
Alfred KÄRcher SE… ◀

50

What this shows Alfred holds 50 patents at rank #6,614, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Alfred

By rank, the assignees closest to #6,614 in granted patent volume.

Leaders in A47L (Domestic Washing OR Cleaning)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Alfred, neither rank-band nor same-CPC leaders (those blocks stay above).

Similar innovation score

Nearest assignees by Innovation Score (50 here).

Carlisle Fluid Technologies, LLC 50 WinField Solutions, LLC 50 Research Development Foundation 50 TRW Automotive U.S. LLC 50

Similar claim depth

Nearest assignees by average claims per patent (27.6 here).

Zymeworks Inc. 27.5 avg Augustine Biomedical + Design, LLC 27.6 avg BCE Inc. 27.6 avg Beijing Zhigu RUI TUO Tech Co., Ltd. 27.7 avg

Alfred's Innovation Score vs. every tracked assignee

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

50 Top 13% higher than 87% 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 · 2018–2025

Grants by year

Teal-shaded recent years (2020–present) versus the 2018–2019 baseline. Full figures in the table below.

View data table

Alfred KÄRCHER SE & Co. KG patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2018	3	6.0%
2019	15	30.0%
2020	6	12.0%
2021	7	14.0%
2022	6	12.0%
2023	1	2.0%
2024	5	10.0%
2025partial year	7	14.0%

Which technologies does Alfred KÄRCHER SE & Co. KG patent most?

A47L - Domestic Washing OR Cleaning ; Suction Cleaners IN General 40

B08B - Cleaning IN GENERAL; Prevention OF Fouling IN General 8

G05D - Systems FOR Controlling OR Regulating Non-electric Variables 4

B05B - Spraying APPARATUS; Atomising APPARATUS; Nozzles 3

B62B - Hand-propelled Vehicles, e.g. Hand Carts OR PERAMBULATORS; Sledges 3

B01D - Separation 3

B60S - Servicing, Cleaning, Repairing, Supporting, Lifting, OR Manoeuvring OF Vehicles, NOT Otherwise Provided FOR 2

A46B - Brushes 2

B62D - Motor VEHICLES; Trailers 2

B25J - MANIPULATORS; Chambers Provided With Manipulation Devices 1

Y10S - Technical Subjects Covered BY Former Uspc Cross-reference ART Collections [XRACs] AND Digests 1

F16H - Gearing 1

H01R - Electrically-conductive CONNECTIONS; Structural Associations OF A Plurality OF Mutually-insulated Electrical Connecting ELEMENTS; Coupling DEVICES; Current Collectors 1

Y02E - Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution 1

H01M - Processes OR Means, e.g. Batteries, FOR THE Direct Conversion OF Chemical Energy Into Electrical Energy 1

Top 15 of 29 technology areas

Where it ranks

Overall rank by patents

#6,618

of 49,997 tracked assignees

Innovation Score

50.5 out of 100

View all rankings →

Data Source

USPTO PatentsView, US granted patents 2015–2025

How is Innovation Score calculated?

What to do with this data

Alfred KÄRCHER SE & Co. KG's patent record in context - here's where to go next.

Alfred KÄRCHER SE & Co. KG's lead technology class is A47L (Domestic Washing OR Cleaning ; Suction Cleaners IN General), 80% of its portfolio - see every assignee active in that class. Explore A47L
Ranked #6,618 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Alfred KÄRCHER SE & Co. KG against Yoshino Gypsum Co., Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 50.5/100 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.