Where does Aerojet Rocketdyne, Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Aerojet Rocketdyne, Inc. ranks #5,195 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 Aerojet Rocketdyne, Inc. hold?

Aerojet Rocketdyne, Inc. holds 66 US utility patents granted between 2015 and 2025, spanning 53 technology areas.

What is Aerojet Rocketdyne, Inc.'s Innovation Score?

Aerojet Rocketdyne, Inc. has an Innovation Score of 51.0 out of 100 (top 12% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Aerojet Rocketdyne, Inc. focus on?

Aerojet Rocketdyne, Inc.'s top technology area is F02K (Jet-propulsion Plants) with 31 patents, ranking #19 of 163 assignees active in that subclass. Grants appear in 53 CPC subclasses total.

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

Aerojet Rocketdyne, Inc.'s recent grant velocity is +111% compared to the prior five-year period (grant years, not application filing dates). This indicates accelerating grant output.

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

Aerojet Rocketdyne, Inc.'s patents average 13.2 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 Aerojet Rocketdyne, 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

Aerojet Rocketdyne, Inc.

USPTO PatentsView assignee record - 66 granted patents across 53 technology areas, recorded in grant years 2015–2025. 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: F02K (Jet-propulsion Plants).

Compiled by PlainPatent · May 15, 2026

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Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Aerojet ranks #5,195 of 49,997 tracked US assignees by granted-patent volume, with 66 patents across 53 technology areas.

#5,195
of 49,997 US assignees by volume: Top 12%
by Innovation Score (51.0/100): 13.2
avg claims per patent: +111%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R5195 · US Corporation #5,195 · 66 grants

GRANTS-SMALL · UPPER-Q · PHOTO-FINISH · CPC-WIDE · INNOV-PAR · CLAIMS-RICH · TYPE-USCORP · VEL-SURGE · BOOK-FULL

GRANTS-SMALL 66 grants
UPPER-Q #5,195/49,997
PHOTO-FINISH Acme United
CPC-WIDE F02K · 53 areas
INNOV-PAR 51.0/100
CLAIMS-RICH 13.2 claims/avg
TYPE-USCORP US Corporation
VEL-SURGE +111% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Acme United Corporation (±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 Aerojet’s 51.0 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 14.5 pts (28%) Velocity 3.6 pts (7%) Breadth 25.0 pts (49%) Claim depth 7.9 pts (15%)

Qualcomm Incorporated · highest

85
Aerojet Rocketdyne · this assignee

51
BIOMÉRIEUX · near

51
MAN Energy Solutions… · near

51
Shinkawa · near

51
University OF Miyazaki · near

51
3D Lighting… · lowest

7

What this shows Aerojet's Innovation Score is 51.0/100 (top 12% 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 Aerojet?

Each dot is one of Aerojet’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). Aerojet’s own 13.2 claims/patent is ABOVE the 10.1 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

How Aerojet's grant cadence moved

Between 2020–2024, Aerojet Rocketdyne, Inc. received 40 grants versus 19 in 2015–2019 (+111% equal-window velocity, above median growth). Across complete PatentsView years, output peaked in 2020 at 13 grants and bottomed in 2016 at 2. Lead class F02K accounts for 47% of the portfolio across 53 subclasses. Volume neighbours: Aixtron SE (#5,193) and Central Japan Railway Comany (#5,201).

Aerojet's three-year grant acceleration

From 2019–2021 to 2022–2024, Aerojet Rocketdyne, Inc. moved from 30 to 16 grants (0.53x the prior three-year total, a multiple, not a CAGR). See the growth leaderboard.

Aixtron SE

66
Axens

66
Acme United

66
Advanced Liquid L…

66
Babyliss Faco SRL

66
Bal Seal Engineer…

66
Bridgeport Fittin…

66
Central Japan Rai…

66
Aerojet Rocketdyne ◀

66

What this shows Aerojet holds 66 patents at rank #5,197, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Aerojet

By rank, the assignees closest to #5,197 in granted patent volume.

Leaders in F02K (Jet-propulsion Plants)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Aerojet, neither rank-band nor same-CPC leaders (those blocks stay above). In F02K (Jet-propulsion Plants), Aerojet ranks #19 of 163 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (51 here).

BIOMÉRIEUX 51 Shinkawa Ltd. 51 MAN Energy Solutions SE 51 University OF Miyazaki 51

Similar claim depth

Nearest assignees by average claims per patent (13.2 here).

Telefónica, S.A 13.2 avg Mbda France 13.2 avg Varroc Lighting Systems, S.R.O. 13.2 avg Norma Germany GMBH 13.2 avg

Aerojet's Innovation Score vs. every tracked assignee

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

51 Top 12% higher than 88% 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 · 2015–2025

Grants by year

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

View data table

Aerojet Rocketdyne, Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	3	4.5%
2016	2	3.0%
2017	4	6.1%
2018	4	6.1%
2019	6	9.1%
2020	13	19.7%
2021	11	16.7%
2022	7	10.6%
2023	2	3.0%
2024	7	10.6%
2025partial year	7	10.6%

Which technologies does Aerojet Rocketdyne, Inc. patent most?

F02K - Jet-propulsion Plants 31

F05D - Indexing Scheme FOR Aspects Relating TO Non-positive-displacement Machines OR Engines, Gas-turbines OR Jet-propulsion Plants 23

B64G - COSMONAUTICS; Vehicles OR Equipment Therefor 16

C06B - Explosives OR Thermic Compositions ; Manufacture THEREOF; USE OF Single Substances AS Explosives 10

F03H - Producing A Reactive Propulsive Thrust, NOT Otherwise Provided FOR 7

F16K - VALVES; TAPS; COCKS; ACTUATING-FLOATS; Devices FOR Venting OR Aerating 7

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 6

F04D - Non-positive-displacement Pumps 6

F42B - Explosive Charges, e.g. FOR Blasting, Fireworks, Ammunition 4

H02H - Emergency Protective Circuit Arrangements 3

F01D - Non-positive Displacement Machines OR Engines, e.g. Steam Turbines 3

C06D - Means FOR Generating Smoke OR MIST; Gas-attack COMPOSITIONS; Generation OF GAS FOR Blasting OR Propulsion (CHEMICAL PART) 3

F16L - PIPES; Joints OR Fittings FOR PIPES; Supports FOR Pipes, Cables OR Protective TUBING; Means FOR Thermal Insulation IN General 3

Y02T - Climate Change Mitigation Technologies Related TO Transportation 3

G01R - Measuring Electric VARIABLES; Measuring Magnetic Variables 2

Top 15 of 53 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

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

Aerojet Rocketdyne, Inc.'s lead technology class is F02K (Jet-propulsion Plants), 47% of its portfolio - see every assignee active in that class. Explore F02K
Ranked #5,195 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Aerojet Rocketdyne, Inc. against Aixtron SE, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 51.0/100 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.