Where does Rambus Delaware LLC rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Rambus Delaware LLC ranks #10,151 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 Rambus Delaware LLC hold?

Rambus Delaware LLC holds 31 US utility patents granted between 2015 and 2018, spanning 15 technology areas.

What is Rambus Delaware LLC's Innovation Score?

Rambus Delaware LLC has an Innovation Score of 40.5 out of 100 (top 35% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Rambus Delaware LLC focus on?

Rambus Delaware LLC's top technology area is G02B (Optical Elements, Systems OR Apparatus) with 27 patents, ranking #501 of 4,891 assignees active in that subclass. Grants appear in 15 CPC subclasses total.

Is Rambus Delaware LLC's patent grant rate increasing or decreasing?

Rambus Delaware LLC'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 Rambus Delaware LLC's patents?

Rambus Delaware LLC's patents average 24.7 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 Rambus Delaware LLC 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

Rambus Delaware LLC

USPTO PatentsView assignee record - 31 granted patents across 15 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: G02B (Optical Elements, Systems OR Apparatus).

Compiled by PlainPatent · May 15, 2026

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Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Rambus ranks #10,151 of 49,997 tracked US assignees by granted-patent volume, with 31 patents across 15 technology areas.

#10,151
of 49,997 US assignees by volume: Top 35%
by Innovation Score (40.5/100): 24.7
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R10151 · US Corporation #10,151 · 31 grants

GRANTS-SMALL · UPPER-Q · PHOTO-FINISH · CPC-FOCUS · INNOV-PAR · CLAIMS-DENSE · TYPE-USCORP · VEL-DROP · BOOK-FULL

GRANTS-SMALL 31 grants
UPPER-Q #10,151/49,997
PHOTO-FINISH Ranir
CPC-FOCUS G02B · 15 areas
INNOV-PAR 40.5/100
CLAIMS-DENSE 24.7 claims/avg
TYPE-USCORP US Corporation
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Ranir, 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 Rambus’s 40.5 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 12.0 pts (30%) Velocity 0.0 pts (0%) Breadth 13.7 pts (34%) Claim depth 14.8 pts (37%)

Qualcomm Incorporated · highest

85
Montage Technology… · near

40
Rambus Delaware · this assignee

40
Rolling Razor · near

40
Scinopharm Taiwan · near

40
SKF Lubrication… · near

40
3D Lighting… · lowest

7

What this shows Rambus's Innovation Score is 40.5/100 (top 35% 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 Rambus?

Each dot is one of Rambus’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). Rambus’s own 24.7 claims/patent is ABOVE the 14.6 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Rambus's grants concentrate

Rambus Delaware LLC is a focused PatentsView assignee: 15 CPC subclasses with 87.1% of grants classified under G02B (Optical Elements, Systems OR Apparatus). Peak complete grant year is 2017 (11 grants) versus a trough of 5 in 2018. By volume, Rambus sits between Resvent Medical Technology Co., Ltd and Rethink Robotics GmbH.

Resvent Medical T…

31
Richard Wolf

31
Riot Games

31
Ripple Luxembourg

31
Ranir

31
Rea deeming Beauty

31
Resolution Produc…

31
Rethink Robotics

31
Rambus Delaware ◀

31

What this shows Rambus holds 31 patents at rank #10,157, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Rambus

By rank, the assignees closest to #10,157 in granted patent volume.

Leaders in G02B (Optical Elements)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Rambus, neither rank-band nor same-CPC leaders (those blocks stay above). In G02B (Optical Elements), Rambus ranks #501 of 4,891 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (40 here).

Montage Technology (SHANGHAI) Co., Ltd. 40 Scinopharm Taiwan Ltd. 40 SKF Lubrication Systems Germany GMBH 40 Rolling Razor, Inc 40

Rambus's Innovation Score vs. every tracked assignee

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

40 Top 35% higher than 65% 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

Rambus Delaware LLC patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	8	25.8%
2016	7	22.6%
2017	11	35.5%
2018	5	16.1%

Which technologies does Rambus Delaware LLC patent most?

G02B - Optical Elements, Systems OR Apparatus 27

F21Y - Indexing Scheme Associated With Subclasses F21k, F21l, F21s and F21v, Relating TO THE Form OR THE Kind OF THE Light Sources OR OF THE Colour OF THE Light Emitted 15

F21V - Functional Features OR Details OF Lighting Devices OR Systems THEREOF; Structural Combinations OF Lighting Devices With Other Articles, NOT Otherwise Provided FOR 14

F21K - Non-electric Light Sources Using LUMINESCENCE; Light Sources Using ELECTROCHEMILUMINESCENCE; Light Sources Using Charges OF Combustible MATERIAL; Light Sources Using Semiconductor Devices AS Light-generating ELEMENTS; Light Sources NOT Otherwise Provided FOR 11

F21S - Non-portable Lighting DEVICES; Systems THEREOF; Vehicle Lighting Devices Specially Adapted FOR Vehicle Exteriors 4

B29D - Producing Particular Articles From Plastics OR From Substances IN A Plastic State 2

B29C - Shaping OR Joining OF PLASTICS; Shaping OF Material IN A Plastic State, NOT Otherwise Provided FOR; After-treatment OF THE Shaped Products, e.g. Repairing 2

H01H - Electric SWITCHES; RELAYS; SELECTORS; Emergency Protective Devices 2

G09F - DISPLAYING; ADVERTISING; SIGNS; Labels OR NAME-PLATES; Seals 2

A61B - DIAGNOSIS; SURGERY; Identification 2

Y10S - Technical Subjects Covered BY Former Uspc Cross-reference ART Collections [XRACs] AND Digests 2

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 1

Y02B - Climate Change Mitigation Technologies Related TO Buildings, e.g. Housing, House Appliances OR Related End-user Applications 1

Y10T - Technical Subjects Covered BY Former US Classification 1

B23K - Soldering OR UNSOLDERING; WELDING; Cladding OR Plating BY Soldering OR WELDING; Cutting BY Applying Heat Locally, e.g. Flame CUTTING; Working BY Laser Beam 1

Top 15 of 15 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

Rambus Delaware LLC's patent record in context - here's where to go next.

Rambus Delaware LLC's lead technology class is G02B (Optical Elements, Systems OR Apparatus), 87.1% of its portfolio - see every assignee active in that class. Explore G02B
Ranked #10,151 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Rambus Delaware LLC against Resvent Medical Technology Co., Ltd, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 40.5/100 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.