Where does Hydril USA Manufacturing LLC rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Hydril USA Manufacturing LLC ranks #40,798 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 Hydril USA Manufacturing LLC hold?

Hydril USA Manufacturing LLC holds 6 US utility patents granted between 2015 and 2015, spanning 3 technology areas.

What is Hydril USA Manufacturing LLC's Innovation Score?

Hydril USA Manufacturing LLC has an Innovation Score of 23.4 out of 100 (12th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Hydril USA Manufacturing LLC's patent grant rate increasing or decreasing?

Hydril USA Manufacturing 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 Hydril USA Manufacturing LLC's patents?

Hydril USA Manufacturing LLC's patents average 17.5 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 Hydril USA Manufacturing 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

Hydril USA Manufacturing LLC

Q: What technology areas does Hydril USA Manufacturing LLC focus on?

Hydril USA Manufacturing LLC's top technology area is E21B (Earth OR Rock DRILLING; Obtaining OIL, GAS, Water, Soluble OR Meltable Materials OR A Slurry OF Minerals From Wells) with 6 patents, ranking #569 of 1,363 assignees active in that subclass. Grants appear in 3 CPC subclasses total.

USPTO PatentsView assignee record - 6 granted patents across 3 technology areas, recorded in grant years 2015–2015. 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: E21B (Earth OR Rock DRILLING; Obtaining OIL, GAS, Water, Soluble OR Meltable Materials OR A Slurry OF Minerals From Wells).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Hydril ranks #40,798 of 49,997 tracked US assignees by granted-patent volume, with 6 patents across 3 technology areas.

#40,798
of 49,997 US assignees by volume: 12th percentile
by Innovation Score (23.4/100): 17.5
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R40798 · US Corporation #40,798 · 6 grants

GRANTS-MICRO · LOWER-Q · PHOTO-FINISH · CPC-NARROW · INNOV-THIN · CLAIMS-RICH · TYPE-USCORP · VEL-DROP · BOOK-FULL

GRANTS-MICRO 6 grants
LOWER-Q #40,798/49,997
PHOTO-FINISH Husqvarna Zenoah
CPC-NARROW E21B · 3 areas
INNOV-THIN 23.4/100
CLAIMS-RICH 17.5 claims/avg
TYPE-USCORP US Corporation
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Husqvarna Zenoah Co., Ltd. (±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 Hydril’s 23.4 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 6.7 pts (29%) Velocity 0.0 pts (0%) Breadth 6.1 pts (26%) Claim depth 10.5 pts (45%)

Qualcomm Incorporated · highest

85
Hydril USA Manufactu… · this assignee

23
3D Lighting… · lowest

7

What this shows Hydril's Innovation Score is 23.4/100 (12th 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 Hydril?

Each dot is one of Hydril’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). Hydril’s own 17.5 claims/patent is ABOVE the 9.2 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Hydril's grants concentrate

Hydril USA Manufacturing LLC is a focused PatentsView assignee: 3 CPC subclasses with 100% of grants classified under E21B (Earth OR Rock DRILLING; Obtaining OIL, GAS, Water, Soluble OR Meltable Materials OR A Slurry OF Minerals From Wells). By volume, Hydril sits between Husqvarna Zenoah Co., Ltd. and Hyosung TNC Corporation.

Husqvarna Zenoah

6
Hussey Seating

6
Hwajin

6
Hytest

6
Hydroacoustics

6
Hyfra Industrieku…

6
Hyosung Chemical

6
Hyosung TNC

6
Hydril USA Manufa… ◀

6

What this shows Hydril holds 6 patents at rank #40,792, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Hydril

By rank, the assignees closest to #40,792 in granted patent volume.

Leaders in E21B (Earth OR Rock Drilling)

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

Hydril's Innovation Score vs. every tracked assignee

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

23 12th percentile higher than 12% 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

Grants by year

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

View data table

Hydril USA Manufacturing LLC patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	6	100.0%

Which technologies does Hydril USA Manufacturing LLC patent most?

E21B - Earth OR Rock DRILLING; Obtaining OIL, GAS, Water, Soluble OR Meltable Materials OR A Slurry OF Minerals From Wells 6

Y10T - Technical Subjects Covered BY Former US Classification 2

B29K - Indexing Scheme Associated With Subclasses B29b, B29c OR B29d, Relating TO Moulding Materials OR TO Materials FOR ; Moulds, ; Reinforcements, Fillers OR Preformed Parts, e.g. Inserts 1

Top 3 of 3 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

Hydril USA Manufacturing LLC's patent record in context - here's where to go next.

Hydril USA Manufacturing LLC's lead technology class is E21B (Earth OR Rock DRILLING; Obtaining OIL, GAS, Water, Soluble OR Meltable Materials OR A Slurry OF Minerals From Wells), 100% of its portfolio - see every assignee active in that class. Explore E21B
Ranked #40,798 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Hydril USA Manufacturing LLC against Husqvarna Zenoah Co., Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 23.4/100 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.