Where does WELL Stone Co. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), WELL Stone Co. ranks #22,026 of 50,000 assignees by granted-patent volume, the same sort as the companies listing and top-holders ranking. See /methodology/#corpus-placement.

How many patents does WELL Stone Co. hold?

WELL Stone Co. holds 13 US utility patents granted between 2015 and 2025, spanning 9 technology areas.

What is WELL Stone Co.'s Innovation Score?

WELL Stone Co. has an Innovation Score of 30.4 out of 100 (top 66% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does WELL Stone Co. focus on?

WELL Stone Co.'s top technology area is A61K (PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES) with 12 patents. Grants appear in 9 CPC subclasses total.

Is WELL Stone Co.'s patent grant rate increasing or decreasing?

WELL Stone Co.'s recent grant velocity is +40% 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 WELL Stone Co.'s patents?

WELL Stone Co.'s patents average 6.7 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 WELL Stone Co. 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

WELL Stone Co.

USPTO PatentsView assignee record - 13 granted patents across 9 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: A61K (PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES).

Compiled by PlainPatent · May 15, 2026

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, WELL ranks #22,026 of 50,000 tracked US assignees by granted-patent volume, with 13 patents across 9 technology areas.

#22,026
of 50,000 US assignees by volume: Top 66%
by Innovation Score (30.4/100): 6.7
avg claims per patent: +40%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R22026 · Foreign Corporation #22,026 · 13 grants

GRANTS-MICRO · MID-PACK · PHOTO-FINISH · CPC-NARROW · INNOV-THIN · CLAIMS-SPARSE · TYPE-FRNCORP · VEL-UP · BOOK-FULL

GRANTS-MICRO 13 grants
MID-PACK #22,026/50,000
PHOTO-FINISH WAFIOS Aktiengesells…
CPC-NARROW A61K · 9 areas
INNOV-THIN 30.4/100
CLAIMS-SPARSE 6.7 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-UP +40% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Wafios Aktiengesellschaft (±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
WELL Stone · this assignee

30
3D Lighting Innovati… · lowest

7

What this shows WELL's Innovation Score is 30.4/100 (top 66% 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 WELL's grants concentrate

WELL Stone Co. is a focused PatentsView assignee: 9 CPC subclasses with 92.3% of grants classified under A61K (PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES). Peak complete grant year is 2018 (2 grants) versus a trough of 1 in 2015. By volume, WELL sits between Wafios Aktiengesellschaft and Wilco Ag.

Wafios Aktiengese…

13
Waterfall Securit…

13
Watergen

13
Webasto Japan

13
Wellesley Pharmac…

13
Weston Aerospace

13
Whitehat Security

13
Wilco

13
WELL Stone ◀

13

What this shows WELL holds 13 patents at rank #22,018, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near WELL

By rank, the assignees closest to #22,018 in granted patent volume.

Leaders in A61K (Preparations FOR Medical)

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

WELL's Innovation Score vs. every tracked assignee

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

30 Top 66% higher than 34% of 50,000 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

WELL Stone Co. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	1	7.7%
2016	1	7.7%
2018	2	15.4%
2019	1	7.7%
2020	1	7.7%
2021	2	15.4%
2022	2	15.4%
2023	1	7.7%
2024	1	7.7%
2025partial year	1	7.7%

Which technologies does WELL Stone Co. patent most?

A61K - PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES 12

A61P - SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS 11

A61Q - SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS 3

A23L - FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES, NOT OTHERWISE PROVIDED FOR; PREPARATION OR TREATMENT THEREOF 3

A23V - INDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION 2

A61L - METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES 1

Y02W - CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT 1

Y02A - TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE 1

A23J - PROTEIN COMPOSITIONS FOR FOODSTUFFS; WORKING-UP PROTEINS FOR FOODSTUFFS; PHOSPHATIDE COMPOSITIONS FOR FOODSTUFFS 1

Top 9 of 9 technology areas

Where it ranks

Overall rank by patents

#22,026

of 50,000 tracked assignees

Innovation Score

30.4 out of 100

View all rankings →

Data Source

USPTO PatentsView, US granted patents 2015–2025

How is Innovation Score calculated?

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.