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

According to USPTO PatentsView (2015–2025 granted utility patents), Xtone, Inc. ranks #15,064 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 Xtone, Inc. hold?

Xtone, Inc. holds 20 US utility patents granted between 2016 and 2024, spanning 2 technology areas.

What is Xtone, Inc.'s Innovation Score?

Xtone, Inc. has an Innovation Score of 46.5 out of 100 (top 21% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Xtone, Inc. focus on?

Xtone, Inc.'s top technology area is H04M (Telephonic Communication) with 20 patents, ranking #247 of 2,488 assignees active in that subclass. Grants appear in 2 CPC subclasses total.

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

Xtone, Inc.'s recent grant velocity is +200% compared to the prior five-year period (grant years, not application filing dates). This indicates accelerating grant output.

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

Xtone, Inc.'s patents average 27.4 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 Xtone, 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

Xtone, Inc.

USPTO PatentsView assignee record - 20 granted patents across 2 technology areas, recorded in grant years 2016–2024. 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: H04M (Telephonic Communication).

Compiled by PlainPatent · May 15, 2026

RSS updates for this company

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Xtone ranks #15,064 of 49,997 tracked US assignees by granted-patent volume, with 20 patents across 2 technology areas.

#15,064
of 49,997 US assignees by volume: Top 21%
by Innovation Score (46.5/100): 27.4
avg claims per patent: +200%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R15064 · US Corporation #15,064 · 20 grants

GRANTS-SMALL · MID-PACK · PHOTO-FINISH · CPC-NARROW · INNOV-PAR · CLAIMS-DENSE · TYPE-USCORP · VEL-SURGE · BOOK-FULL

GRANTS-SMALL 20 grants
MID-PACK #15,064/49,997
PHOTO-FINISH Xenoport
CPC-NARROW H04M · 2 areas
INNOV-PAR 46.5/100
CLAIMS-DENSE 27.4 claims/avg
TYPE-USCORP US Corporation
VEL-SURGE +200% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Xenoport, 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.

How Xtone’s 46.5 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 10.5 pts (23%) Velocity 16.0 pts (34%) Breadth 5.0 pts (11%) Claim depth 15.0 pts (32%)

Qualcomm Incorporated · highest

85
Xtone · this assignee

47
3D Lighting… · lowest

7

What this shows Xtone's Innovation Score is 46.5/100 (top 21% 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 Xtone?

Each dot is one of Xtone’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). Xtone’s own 27.4 claims/patent is ABOVE the 13.3 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Xtone's grants concentrate

Xtone, Inc. is a focused PatentsView assignee: 2 CPC subclasses with 100% of grants classified under H04M (Telephonic Communication). Peak complete grant year is 2023 (7 grants) versus a trough of 1 in 2016. By volume, Xtone sits between Xenoport, Inc. and Yantai Shougang Magnetic Materials Inc.

Xtone's three-year grant acceleration

Xtone, Inc. shows 12 grants in 2022–2024 against only 5 in 2019–2021. That prior window is too thin for a growth multiple (rename and spin-out assignees look artificially high when the baseline is near zero), so PlainPatent withholds a ranked acceleration claim here.

Xenoport

20
Xi'an Novastar Te…

20
Xjet

20
Xiros

20
Xylem Water Solut…

20
Yamaha Motor Powe…

20
YP

20
Yantai Shougang M…

20
Xtone ◀

20

What this shows Xtone holds 20 patents at rank #15,057, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Xtone

By rank, the assignees closest to #15,057 in granted patent volume.

Leaders in H04M (Telephonic Communication)

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

Xtone's Innovation Score vs. every tracked assignee

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

47 Top 21% higher than 79% 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 · 2016–2024

Grants by year

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

View data table

Xtone, Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2016	1	5.0%
2017	1	5.0%
2018	1	5.0%
2019	2	10.0%
2020	1	5.0%
2021	2	10.0%
2022	2	10.0%
2023	7	35.0%
2024	3	15.0%

Which technologies does Xtone, Inc. patent most?

H04M - Telephonic Communication 20

G06Q - Information AND Communication Technology [ICT] Specially Adapted FOR Administrative, Commercial, Financial, Managerial OR Supervisory PURPOSES; Systems OR Methods Specially Adapted FOR Administrative, Commercial, Financial, Managerial OR Supervisory Purposes, NOT Otherwise Provided FOR 3

Top 2 of 2 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

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

Xtone, Inc.'s lead technology class is H04M (Telephonic Communication), 100% of its portfolio - see every assignee active in that class. Explore H04M
Ranked #15,064 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Xtone, Inc. against Xenoport, Inc., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 46.5/100 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.