Where does Inphi Corporation rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Inphi Corporation ranks #911 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 Inphi Corporation hold?

Inphi Corporation holds 491 US utility patents granted between 2015 and 2021, spanning 35 technology areas.

What is Inphi Corporation's Innovation Score?

Inphi Corporation has an Innovation Score of 53.8 out of 100 (top 8% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Inphi Corporation focus on?

Inphi Corporation's top technology area is H04B (Transmission) with 265 patents, ranking #52 of 3,909 assignees active in that subclass. Grants appear in 35 CPC subclasses total.

Is Inphi Corporation's patent grant rate increasing or decreasing?

Inphi Corporation's recent grant velocity is -73% 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 Inphi Corporation's patents?

Inphi Corporation's patents average 19.2 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 Inphi Corporation 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

Inphi Corporation

USPTO PatentsView assignee record - 491 granted patents across 35 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: H04B (Transmission).

Compiled by PlainPatent · May 15, 2026

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Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Inphi ranks #911 of 49,997 tracked US assignees by granted-patent volume, with 491 patents across 35 technology areas.

#911
of 49,997 US assignees by volume: Top 8%
by Innovation Score (53.8/100): 19.2
avg claims per patent: -73%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R911 · US Corporation #911 · 491 grants

GRANTS-MID · TOP-DECILE · PHOTO-FINISH · CPC-FOCUS · INNOV-PAR · CLAIMS-RICH · TYPE-USCORP · VEL-DROP · BOOK-FULL

GRANTS-MID 491 grants
TOP-DECILE #911/49,997
PHOTO-FINISH Omachron Intellectua…
CPC-FOCUS H04B · 35 areas
INNOV-PAR 53.8/100
CLAIMS-RICH 19.2 claims/avg
TYPE-USCORP US Corporation
VEL-DROP -73% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Omachron Intellectual Property 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 Inphi’s 53.8 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 21.4 pts (40%) Velocity 0.0 pts (0%) Breadth 20.9 pts (39%) Claim depth 11.5 pts (21%)

Qualcomm Incorporated · highest

85
Centre National… · near

54
Etablissement… · near

54
Inphi · this assignee

54
Munchkin · near

54
Ventus Engineering · near

54
3D Lighting… · lowest

7

What this shows Inphi's Innovation Score is 53.8/100 (top 8% 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 Inphi?

Each dot is one of Inphi’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). Inphi’s own 19.2 claims/patent is ABOVE the 16.7 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Inphi's grants concentrate

Inphi Corporation is a focused PatentsView assignee: 35 CPC subclasses with 54% of grants classified under H04B (Transmission). Peak complete grant year is 2017 (114 grants) versus a trough of 31 in 2021. By volume, Inphi sits between Citizen Watch Co., Ltd. and Biomet Manufacturing, LLC.

Citizen Watch

494
The United States…

494
Analog Devices Gl…

493
Fitbit

492
Omachron Intellec…

491
Inphi ◀

491
Tyco (Shanghai)

489
Wistron Neweb

489
Biomet Manufactur…

488

What this shows Inphi holds 491 patents at rank #911, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Inphi

By rank, the assignees closest to #911 in granted patent volume.

Leaders in H04B (Transmission)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Inphi, neither rank-band nor same-CPC leaders (those blocks stay above). In H04B (Transmission), Inphi ranks #52 of 3,909 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (54 here).

Munchkin, Inc. 54 Centre National d'Études Spatiales 54 Etablissement Francais DU Sang (EFS) 54 Ventus Engineering GmbH 54

Similar claim depth

Nearest assignees by average claims per patent (19.2 here).

Disney Enterprises, Inc. 19.2 avg 7-eleven, Inc. 19.2 avg Titan Medical Inc. 19.2 avg Exelis Inc. 19.2 avg

Inphi's Innovation Score vs. every tracked assignee

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

54 Top 8% higher than 92% 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 · 2015–2021

Grants by year

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

View data table

Inphi Corporation patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	36	7.3%
2016	55	11.2%
2017	114	23.2%
2018	113	23.0%
2019	68	13.8%
2020	74	15.1%
2021	31	6.3%

Which technologies does Inphi Corporation patent most?

H04B - Transmission 265

H04L - Transmission OF Digital Information, e.g. Telegraphic Communication 231

G02B - Optical Elements, Systems OR Apparatus 97

H03M - CODING; DECODING; Code Conversion IN General 84

H03K - Pulse Technique 58

G06F - Electric Digital Data Processing 52

H04Q - Selecting 41

G02F - Optical Devices OR Arrangements FOR THE Control OF Light BY Modification OF THE Optical Properties OF THE Media OF THE Elements Involved THEREIN; Non-linear OPTICS; Frequency-changing OF LIGHT; Optical Logic ELEMENTS; Optical ANALOGUE/DIGITAL Converters 40

H03L - Automatic Control, Starting, Synchronisation OR Stabilisation OF Generators OF Electronic Oscillations OR Pulses 40

H04J - Multiplex Communication 38

H03F - Amplifiers 36

H01S - Devices Using THE Process OF Light Amplification BY Stimulated Emission OF Radiation [LASER] TO Amplify OR Generate LIGHT; Devices Using Stimulated Emission OF Electromagnetic Radiation IN Wave Ranges Other Than Optical 34

G11C - Static Stores 31

H03G - Control OF Amplification 29

Y02D - Climate Change Mitigation Technologies IN Information AND Communication Technologies [ICT], I.E. Information AND Communication Technologies Aiming AT THE Reduction OF Their OWN Energy USE 15

Top 15 of 35 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

Inphi Corporation's patent record in context - here's where to go next.

Inphi Corporation's lead technology class is H04B (Transmission), 54% of its portfolio - see every assignee active in that class. Explore H04B
Ranked #911 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Inphi Corporation against Citizen Watch Co., Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 53.8/100 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.