Where does WOLO MFG. Corp. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), WOLO MFG. Corp. ranks #22,043 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 WOLO MFG. Corp. hold?

WOLO MFG. Corp. holds 13 US utility patents granted between 2015 and 2021, spanning 5 technology areas.

What is WOLO MFG. Corp.'s Innovation Score?

WOLO MFG. Corp. has an Innovation Score of 19.5 out of 100 (top 94% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is WOLO MFG. Corp.'s patent grant rate increasing or decreasing?

WOLO MFG. Corp.'s recent grant velocity is -14% 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 WOLO MFG. Corp.'s patents?

WOLO MFG. Corp.'s patents average 4.2 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 WOLO MFG. Corp. 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

WOLO MFG. Corp.

Q: What technology areas does WOLO MFG. Corp. focus on?

WOLO MFG. Corp.'s top technology area is G10K (SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR) with 3 patents. Grants appear in 5 CPC subclasses total.

USPTO PatentsView assignee record - 13 granted patents across 5 technology areas, recorded in grant years 2015–2021. 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: G10K (SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR).

Compiled by PlainPatent · May 15, 2026

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, WOLO ranks #22,043 of 50,000 tracked US assignees by granted-patent volume, with 13 patents across 5 technology areas.

#22,043
of 50,000 US assignees by volume: Top 94%
by Innovation Score (19.5/100): 4.2
avg claims per patent: -14%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R22043 · US Corporation #22,043 · 13 grants

GRANTS-MICRO · MID-PACK · PHOTO-FINISH · CPC-NARROW · INNOV-LOW · CLAIMS-SPARSE · TYPE-USCORP · VEL-DOWN · BOOK-FULL

GRANTS-MICRO 13 grants
MID-PACK #22,043/50,000
PHOTO-FINISH Wagner International
CPC-NARROW G10K · 5 areas
INNOV-LOW 19.5/100
CLAIMS-SPARSE 4.2 claims/avg
TYPE-USCORP US Corporation
VEL-DOWN -14% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Wagner International Ag (±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
WOLO MFG · this assignee

20
3D Lighting Innovati… · lowest

7

What this shows WOLO's Innovation Score is 19.5/100 (top 94% 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 WOLO's grants concentrate

WOLO MFG. Corp. is a focused PatentsView assignee: 5 CPC subclasses with 23.1% of grants classified under G10K (SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR). Peak complete grant year is 2019 (4 grants) versus a trough of 1 in 2015. By volume, WOLO sits between WINS Co., Ltd. and Wearwell, Llc.

WINS

13
WINT WI

13
Wipqtus

13
WM & DG

13
Wuhan Research In…

13
Wagner Internatio…

13
Wearable Technolo…

13
Wearwell

13
WOLO MFG ◀

13

What this shows WOLO holds 13 patents at rank #22,028, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near WOLO

By rank, the assignees closest to #22,028 in granted patent volume.

Leaders in G10K (Sound-producing Devices)

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

WOLO's Innovation Score vs. every tracked assignee

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

20 Top 94% higher than 6% 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 · 2015–2021

Grants by year

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

View data table

WOLO MFG. Corp. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	1	7.7%
2016	1	7.7%
2018	1	7.7%
2019	4	30.8%
2020	4	30.8%
2021	2	15.4%

Which technologies does WOLO MFG. Corp. patent most?

G10K - SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR 3

H04R - LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS 1

H05B - ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL 1

B60R - VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR 1

G05D - SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 1

Top 5 of 5 technology areas

Where it ranks

Overall rank by patents

#22,043

of 50,000 tracked assignees

Innovation Score

19.5 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.