Where does Stack Labs, Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Stack Labs, Inc. ranks #43,291 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 Stack Labs, Inc. hold?

Stack Labs, Inc. holds 6 US utility patents granted between 2016 and 2025, spanning 7 technology areas.

What is Stack Labs, Inc.'s Innovation Score?

Stack Labs, Inc. has an Innovation Score of 28.9 out of 100 (29th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

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

Stack Labs, Inc.'s recent grant velocity is -100% 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 Stack Labs, Inc.'s patents?

Stack Labs, Inc.'s patents average 21.3 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 Stack Labs, 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

Stack Labs, Inc.

Q: What technology areas does Stack Labs, Inc. focus on?

Stack Labs, Inc.'s top technology area is H05B (Electric HEATING; Electric Light Sources NOT Otherwise Provided FOR; Circuit Arrangements FOR Electric Light Sources, IN General) with 4 patents. Grants appear in 7 CPC subclasses total.

USPTO PatentsView assignee record - 6 granted patents across 7 technology areas, recorded in grant years 2016–2025. 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: H05B (Electric HEATING; Electric Light Sources NOT Otherwise Provided FOR; Circuit Arrangements FOR Electric Light Sources, IN General).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Stack ranks #43,291 of 49,997 tracked US assignees by granted-patent volume, with 6 patents across 7 technology areas.

#43,291
of 49,997 US assignees by volume: 29th percentile
by Innovation Score (28.9/100): 21.3
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R43291 · US Corporation #43,291 · 6 grants

GRANTS-MICRO · LOWER-Q · PHOTO-FINISH · CPC-NARROW · INNOV-THIN · CLAIMS-DENSE · TYPE-USCORP · VEL-DROP · BOOK-FULL

GRANTS-MICRO 6 grants
LOWER-Q #43,291/49,997
PHOTO-FINISH Spotlight Technology…
CPC-NARROW H05B · 7 areas
INNOV-THIN 28.9/100
CLAIMS-DENSE 21.3 claims/avg
TYPE-USCORP US Corporation
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Spotlight Technology Partners 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.

Qualcomm Incorporated · highest

85
Stack Labs · this assignee

29
3D Lighting… · lowest

7

What this shows Stack's Innovation Score is 28.9/100 (29th percentile 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 Stack's grants concentrate

Stack Labs, Inc. is a focused PatentsView assignee: 7 CPC subclasses with 66.7% of grants classified under H05B (Electric HEATING; Electric Light Sources NOT Otherwise Provided FOR; Circuit Arrangements FOR Electric Light Sources, IN General). Peak complete grant year is 2017 (3 grants) versus a trough of 2 in 2016. By volume, Stack sits between Spotlight Technology Partners LLC and State Space Labs, Inc..

Spotlight Technol…

6
Spring Bank Pharm…

6
Squadle

6
Stabiliz Orthopae…

6
Stamina Products

6
Starline Holdings

6
State Grid Beijin…

6
State Space Labs

6
Stack Labs ◀

6

What this shows Stack holds 6 patents at rank #43,347, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Stack

By rank, the assignees closest to #43,347 in granted patent volume.

Leaders in H05B (Electric Heating)

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

Stack's Innovation Score vs. every tracked assignee

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

29 29th percentile higher than 29% 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 · 2016–2025

Grants by year

Teal-shaded recent years (2020–present) versus the 2016–2019 baseline. Full figures in the table below.

View data table

Stack Labs, Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2016	2	33.3%
2017	3	50.0%
2025partial year	1	16.7%

Which technologies does Stack Labs, Inc. patent most?

H05B - Electric HEATING; Electric Light Sources NOT Otherwise Provided FOR; Circuit Arrangements FOR Electric Light Sources, IN General 4

H02M - Apparatus FOR Conversion Between AC AND AC, Between AC AND DC, OR Between DC AND DC, AND FOR USE With Mains OR Similar Power Supply SYSTEMS; Conversion OF DC OR AC Input Power Into Surge Output POWER; Control OR Regulation Thereof 2

A61B - DIAGNOSIS; SURGERY; Identification 1

G08B - Signalling OR Calling SYSTEMS; Order TELEGRAPHS; Alarm Systems 1

G16H - Healthcare Informatics, i.e. Information AND Communication Technology [ICT] Specially Adapted FOR THE Handling OR Processing OF Medical OR Healthcare Data 1

G01J - Measurement OF Intensity, Velocity, Spectral Content, Polarisation, Phase OR Pulse Characteristics OF Infrared, Visible OR Ultraviolet LIGHT; COLORIMETRY; Radiation Pyrometry 1

Y02B - Climate Change Mitigation Technologies Related TO Buildings, e.g. Housing, House Appliances OR Related End-user Applications 1

Top 7 of 7 technology areas

Where it ranks

Overall rank by patents

#43,291

of 49,997 tracked assignees

Innovation Score

28.9 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

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

Stack Labs, Inc.'s lead technology class is H05B (Electric HEATING; Electric Light Sources NOT Otherwise Provided FOR; Circuit Arrangements FOR Electric Light Sources, IN General), 66.7% of its portfolio - see every assignee active in that class. Explore H05B
Ranked #43,291 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Stack Labs, Inc. against Spotlight Technology Partners LLC, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 28.9/100 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.