Where does Metal-era, Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Metal-era, Inc. ranks #16,192 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 Metal-era, Inc. hold?

Metal-era, Inc. holds 18 US utility patents granted between 2015 and 2025, spanning 6 technology areas.

What is Metal-era, Inc.'s Innovation Score?

Metal-era, Inc. has an Innovation Score of 25.0 out of 100 (16th 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 Metal-era, Inc. focus on?

Metal-era, Inc.'s top technology area is E04D (Roof COVERINGS; SKY-LIGHTS; GUTTERS; Roof-working Tools) with 14 patents, ranking #19 of 243 assignees active in that subclass. Grants appear in 6 CPC subclasses total.

Is Metal-era, Inc.'s patent grant rate increasing or decreasing?

Metal-era, Inc.'s recent grant velocity is -79% 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 Metal-era, Inc.'s patents?

Metal-era, Inc.'s patents average 10.3 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 Metal-era, 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

Metal-era, Inc.

USPTO PatentsView assignee record - 18 granted patents across 6 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: E04D (Roof COVERINGS; SKY-LIGHTS; GUTTERS; Roof-working Tools).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Metal-era ranks #16,192 of 49,997 tracked US assignees by granted-patent volume, with 18 patents across 6 technology areas.

#16,192
of 49,997 US assignees by volume: 16th percentile
by Innovation Score (25.0/100): 10.3
avg claims per patent: -79%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R16192 · US Corporation #16,192 · 18 grants

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

GRANTS-MICRO 18 grants
MID-PACK #16,192/49,997
PHOTO-FINISH Medicinal Bioconverg…
CPC-NARROW E04D · 6 areas
INNOV-THIN 25.0/100
CLAIMS-PAR 10.3 claims/avg
TYPE-USCORP US Corporation
VEL-DROP -79% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Medicinal Bioconvergence Research Center (±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 Metal-era’s 25.0 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 10.2 pts (41%) Velocity 0.0 pts (0%) Breadth 8.7 pts (35%) Claim depth 6.2 pts (25%)

Qualcomm Incorporated · highest

85
Metal-era · this assignee

25
3D Lighting… · lowest

7

What this shows Metal-era's Innovation Score is 25.0/100 (16th 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 Metal-era?

Each dot is one of Metal-era’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). Metal-era’s own 10.3 claims/patent is ABOVE the 9.6 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Metal-era's grants concentrate

Metal-era, Inc. is a focused PatentsView assignee: 6 CPC subclasses with 77.8% of grants classified under E04D (Roof COVERINGS; SKY-LIGHTS; GUTTERS; Roof-working Tools). Peak complete grant year is 2018 (5 grants) versus a trough of 1 in 2020. By volume, Metal-era sits between Medicinal Bioconvergence Research Center and Mondi AG.

Medicinal Bioconv…

18
Melinta Therapeut…

18
Memory-tech Holdi…

18
Mercury Enterpris…

18
Metrom Rail

18
Mitsubishi Heavy…

18
Mixed IN KEY

18
Mondi

18
Metal-era ◀

18

What this shows Metal-era holds 18 patents at rank #16,180, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Metal-era

By rank, the assignees closest to #16,180 in granted patent volume.

Leaders in E04D (Roof Coverings)

Other assignees with the most granted patents in Metal-era's primary technology class.

Metal-era's Innovation Score vs. every tracked assignee

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

25 16th percentile higher than 16% 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

Metal-era, Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	2	11.1%
2017	2	11.1%
2018	5	27.8%
2019	5	27.8%
2020	1	5.6%
2021	2	11.1%
2025partial year	1	5.6%

Which technologies does Metal-era, Inc. patent most?

E04D - Roof COVERINGS; SKY-LIGHTS; GUTTERS; Roof-working Tools 14

F24F - AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR Currents FOR Screening 3

E04B - General Building CONSTRUCTIONS; Walls, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; Insulation OR Other Protection OF Buildings 2

E04G - SCAFFOLDING; FORMS; SHUTTERING; Building Implements OR Aids, OR Their USE; Handling Building Materials ON THE SITE; Repairing, Breaking-up OR Other Work ON Existing Buildings 1

E04C - Structural ELEMENTS; Building Materials 1

E04F - Finishing Work ON Buildings, e.g. Stairs, Floors 1

Top 6 of 6 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

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

Metal-era, Inc.'s lead technology class is E04D (Roof COVERINGS; SKY-LIGHTS; GUTTERS; Roof-working Tools), 77.8% of its portfolio - see every assignee active in that class. Explore E04D
Ranked #16,192 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Metal-era, Inc. against Medicinal Bioconvergence Research Center, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 25.0/100 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.