Where does Danco, Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Danco, Inc. ranks #5,354 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 Danco, Inc. hold?

Danco, Inc. holds 64 US utility patents granted between 2015 and 2025, spanning 34 technology areas.

What is Danco, Inc.'s Innovation Score?

Danco, Inc. has an Innovation Score of 49.7 out of 100 (top 14% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Danco, Inc. focus on?

Danco, Inc.'s top technology area is E03D (Water-closets OR Urinals With Flushing DEVICES; Flushing Valves Therefor) with 38 patents, ranking #4 of 128 assignees active in that subclass. Grants appear in 34 CPC subclasses total.

Is Danco, Inc.'s patent grant rate increasing or decreasing?

Danco, Inc.'s recent grant velocity is -18% compared to the prior five-year period (grant years, not application filing dates). Grant activity has slowed relative to earlier years.

What does claim depth mean for Danco, Inc.'s patents?

Danco, Inc.'s patents average 20.4 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 Danco, Inc. 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 US Corporation

Danco, Inc.

USPTO PatentsView assignee record - 64 granted patents across 34 technology areas, recorded in grant years 2015–2025. 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: E03D (Water-closets OR Urinals With Flushing DEVICES; Flushing Valves Therefor).

Compiled by PlainPatent · May 15, 2026

RSS updates for this company

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Danco ranks #5,354 of 49,997 tracked US assignees by granted-patent volume, with 64 patents across 34 technology areas.

#5,354
of 49,997 US assignees by volume: Top 14%
by Innovation Score (49.7/100): 20.4
avg claims per patent: -18%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R5354 · US Corporation #5,354 · 64 grants

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

GRANTS-SMALL 64 grants
UPPER-Q #5,354/49,997
PHOTO-FINISH Continental…
CPC-FOCUS E03D · 34 areas
INNOV-PAR 49.7/100
CLAIMS-DENSE 20.4 claims/avg
TYPE-USCORP US Corporation
VEL-DOWN -18% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Continental Autonomous Mobility US, LLC (±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 Danco’s 49.7 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 14.4 pts (29%) Velocity 2.4 pts (5%) Breadth 20.6 pts (42%) Claim depth 12.2 pts (25%)

Qualcomm Incorporated · highest

85
Antecip Bioventures II · near

50
Danco · this assignee

50
GaN Systems · near

50
Markforged · near

50
Mobile Aspects · near

50
3D Lighting… · lowest

7

What this shows Danco's Innovation Score is 49.7/100 (top 14% 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 Danco?

Each dot is one of Danco’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). Danco’s own 20.4 claims/patent is ABOVE the 13.9 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Danco's grants concentrate

Danco, Inc. is a focused PatentsView assignee: 34 CPC subclasses with 59.4% of grants classified under E03D (Water-closets OR Urinals With Flushing DEVICES; Flushing Valves Therefor). Peak complete grant year is 2021 (12 grants) versus a trough of 1 in 2023. By volume, Danco sits between Continental Autonomous Mobility US, LLC and Ferro Corporation.

Danco's three-year grant acceleration

From 2019–2021 to 2022–2024, Danco, Inc. moved from 25 to 9 grants (0.36x the prior three-year total, a multiple, not a CAGR). See the growth leaderboard.

Continental Auton…

64
D2S

64
Detnet South Afri…

64
Dowa Metaltech

64
Fast IP

64
Felica Networks

64
Federal Signal

64
Ferro

64
Danco ◀

64

What this shows Danco holds 64 patents at rank #5,356, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Danco

By rank, the assignees closest to #5,356 in granted patent volume.

Leaders in E03D (Water-closets OR Urinals With Flushing Devices)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Danco, neither rank-band nor same-CPC leaders (those blocks stay above). In E03D (Water-closets OR Urinals With Flushing Devices), Danco ranks #4 of 128 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (50 here).

Markforged, Inc 50 GaN Systems Inc. 50 Antecip Bioventures II LLC 50 Mobile Aspects, Inc. 50

Similar claim depth

Nearest assignees by average claims per patent (20.4 here).

Cambridge Mobile Telematics Inc. 20.4 avg Thomson Reuters Global Resources Unlimited Company 20.4 avg Synthetic Genomics, Inc. 20.4 avg Ablative Solutions, Inc. 20.4 avg

Danco's Innovation Score vs. every tracked assignee

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

50 Top 14% higher than 86% 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 · 2015–2025

Grants by year

Teal-shaded recent years (2020–present) versus the 2015–2019 baseline. Full figures in the table below.

View data table

Danco, Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	6	9.4%
2016	7	10.9%
2017	8	12.5%
2018	7	10.9%
2019	6	9.4%
2020	7	10.9%
2021	12	18.8%
2022	4	6.3%
2023	1	1.6%
2024	4	6.3%
2025partial year	2	3.1%

Which technologies does Danco, Inc. patent most?

E03D - Water-closets OR Urinals With Flushing DEVICES; Flushing Valves Therefor 38

Y10T - Technical Subjects Covered BY Former US Classification 23

E03C - Domestic Plumbing Installations FOR Fresh Water OR Waste Water ; Sinks 19

F16L - PIPES; Joints OR Fittings FOR PIPES; Supports FOR Pipes, Cables OR Protective TUBING; Means FOR Thermal Insulation IN General 14

F16K - VALVES; TAPS; COCKS; ACTUATING-FLOATS; Devices FOR Venting OR Aerating 8

B23P - Metal-working NOT Otherwise Provided FOR; Combined OPERATIONS; Universal Machine Tools 5

B01D - Separation 4

G01L - Measuring Force, Stress, Torque, Work, Mechanical Power, Mechanical Efficiency, OR Fluid Pressure 3

G01F - Measuring Volume, Volume Flow, Mass Flow OR Liquid LEVEL; Metering BY Volume 3

A47L - Domestic Washing OR Cleaning ; Suction Cleaners IN General 3

Y02A - Technologies FOR Adaptation TO Climate Change 3

C02F - Treatment OF Water, Waste Water, Sewage, OR Sludge 3

A47K - Sanitary Equipment NOT Otherwise Provided FOR ; Toilet Accessories 3

A46B - Brushes 2

B65F - Gathering OR Removal OF Domestic OR Like Refuse 2

Top 15 of 34 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

Danco, Inc.'s patent record in context - here's where to go next.

Danco, Inc.'s lead technology class is E03D (Water-closets OR Urinals With Flushing DEVICES; Flushing Valves Therefor), 59.4% of its portfolio - see every assignee active in that class. Explore E03D
Ranked #5,354 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Danco, Inc. against Continental Autonomous Mobility US, LLC, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 49.7/100 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.