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

According to USPTO PatentsView (2015–2025 granted utility patents), Rfaxis, Inc. ranks #33,072 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 Rfaxis, Inc. hold?

Rfaxis, Inc. holds 8 US utility patents granted between 2015 and 2018, spanning 5 technology areas.

What is Rfaxis, Inc.'s Innovation Score?

Rfaxis, Inc. has an Innovation Score of 30.5 out of 100 (35th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Rfaxis, Inc. focus on?

Rfaxis, Inc.'s top technology area is H03F (Amplifiers) with 3 patents, ranking #294 of 791 assignees active in that subclass. Grants appear in 5 CPC subclasses total.

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

Rfaxis, 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 Rfaxis, Inc.'s patents?

Rfaxis, Inc.'s patents average 25.1 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 Rfaxis, 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

Rfaxis, Inc.

USPTO PatentsView assignee record - 8 granted patents across 5 technology areas, recorded in grant years 2015–2018. 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: H03F (Amplifiers).

Compiled by PlainPatent · May 15, 2026

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Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Rfaxis ranks #33,072 of 49,997 tracked US assignees by granted-patent volume, with 8 patents across 5 technology areas.

#33,072
of 49,997 US assignees by volume: 35th percentile
by Innovation Score (30.5/100): 25.1
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R33072 · US Corporation #33,072 · 8 grants

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

GRANTS-MICRO 8 grants
MID-PACK #33,072/49,997
PHOTO-FINISH Respire Medical…
CPC-NARROW H03F · 5 areas
INNOV-THIN 30.5/100
CLAIMS-DENSE 25.1 claims/avg
TYPE-USCORP US Corporation
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Respire Medical Holdings 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 Rfaxis’s 30.5 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 7.6 pts (25%) Velocity 0.0 pts (0%) Breadth 7.9 pts (26%) Claim depth 15.0 pts (49%)

Qualcomm Incorporated · highest

85
Cirrus Data Solutions · near

31
BIG Lift · near

31
Mesoblast · near

31
Nakanishi · near

31
Rfaxis · this assignee

31
3D Lighting… · lowest

7

What this shows Rfaxis's Innovation Score is 30.5/100 (35th 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.

Does more volume mean deeper claims for Rfaxis?

Each dot is one of Rfaxis’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). Rfaxis’s own 25.1 claims/patent is ABOVE the 14.0 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Rfaxis's grants concentrate

Rfaxis, Inc. is a focused PatentsView assignee: 5 CPC subclasses with 37.5% of grants classified under H03F (Amplifiers). Peak complete grant year is 2015 (6 grants) versus a trough of 1 in 2016. By volume, Rfaxis sits between Respire Medical Holdings LLC and Rich Media Ventures, LLC.

Respire Medical H…

8
Retinal Solutions

8
REV Robotics

8
RF Venue

8
Rheinmetall AIR D…

8
Rhodia Chimie

8
Ribomic

8
Rich Media Ventur…

8
Rfaxis ◀

8

What this shows Rfaxis holds 8 patents at rank #33,013, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Rfaxis

By rank, the assignees closest to #33,013 in granted patent volume.

Leaders in H03F (Amplifiers)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Rfaxis, neither rank-band nor same-CPC leaders (those blocks stay above). In H03F (Amplifiers), Rfaxis ranks #294 of 791 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (31 here).

Mesoblast, Inc. 31 Nakanishi Inc. 31 BIG Lift, LLC 31 Cirrus Data Solutions Inc. 31

Rfaxis's Innovation Score vs. every tracked assignee

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

31 35th percentile higher than 35% 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 · 2015–2018

Grants by year

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

View data table

Rfaxis, Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	6	75.0%
2016	1	12.5%
2018	1	12.5%

Which technologies does Rfaxis, Inc. patent most?

H03F - Amplifiers 3

H01P - WAVEGUIDES; Resonators, Lines, OR Other Devices OF THE Waveguide Type 3

H04B - Transmission 2

H03H - Impedance Networks, e.g. Resonant CIRCUITS; Resonators 1

H03K - Pulse Technique 1

Top 5 of 5 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

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

Rfaxis, Inc.'s lead technology class is H03F (Amplifiers), 37.5% of its portfolio - see every assignee active in that class. Explore H03F
Ranked #33,072 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Rfaxis, Inc. against Respire Medical Holdings LLC, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 30.5/100 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.