Where does Lumastream Canada ULC rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Lumastream Canada ULC ranks #22,923 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 Lumastream Canada ULC hold?

Lumastream Canada ULC holds 12 US utility patents granted between 2015 and 2019, spanning 5 technology areas.

What is Lumastream Canada ULC's Innovation Score?

Lumastream Canada ULC has an Innovation Score of 27.1 out of 100 (22nd percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Lumastream Canada ULC's patent grant rate increasing or decreasing?

Lumastream Canada ULC'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 Lumastream Canada ULC's patents?

Lumastream Canada ULC's patents average 17.2 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 Lumastream Canada ULC 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 Foreign Corporation

Lumastream Canada ULC

Q: What technology areas does Lumastream Canada ULC focus on?

Lumastream Canada ULC's top technology area is H05B (Electric HEATING; Electric Light Sources NOT Otherwise Provided FOR; Circuit Arrangements FOR Electric Light Sources, IN General) with 12 patents, ranking #286 of 2,247 assignees active in that subclass. Grants appear in 5 CPC subclasses total.

USPTO PatentsView assignee record - 12 granted patents across 5 technology areas, recorded in grant years 2015–2019. 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: H05B (Electric HEATING; Electric Light Sources NOT Otherwise Provided FOR; Circuit Arrangements FOR Electric Light Sources, IN General).

Compiled by PlainPatent · May 15, 2026

RSS updates for this company

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Lumastream ranks #22,923 of 49,997 tracked US assignees by granted-patent volume, with 12 patents across 5 technology areas.

#22,923
of 49,997 US assignees by volume: 22nd percentile
by Innovation Score (27.1/100): 17.2
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R22923 · Foreign Corporation #22,923 · 12 grants

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

GRANTS-MICRO 12 grants
MID-PACK #22,923/49,997
PHOTO-FINISH Lab Partners…
CPC-NARROW H05B · 5 areas
INNOV-THIN 27.1/100
CLAIMS-RICH 17.2 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Lab Partners Associates, 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 Lumastream’s 27.1 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 8.9 pts (33%) Velocity 0.0 pts (0%) Breadth 7.9 pts (29%) Claim depth 10.3 pts (38%)

Qualcomm Incorporated · highest

85
Lumastream Canada ULC · this assignee

27
3D Lighting… · lowest

7

What this shows Lumastream's Innovation Score is 27.1/100 (22nd 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 Lumastream?

Each dot is one of Lumastream’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). Lumastream’s own 17.2 claims/patent is ABOVE the 17.1 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Lumastream's grants concentrate

Lumastream Canada ULC is a focused PatentsView assignee: 5 CPC subclasses with 100% of grants classified under H05B (Electric HEATING; Electric Light Sources NOT Otherwise Provided FOR; Circuit Arrangements FOR Electric Light Sources, IN General). Peak complete grant year is 2015 (4 grants) versus a trough of 1 in 2019. By volume, Lumastream sits between Locata Corporation PTY Ltd and Lab Partners Associates, Inc..

Locata PTY

12
Lock II

12
Lohmann & KG

12
Lsinc

12
Luminii

12
Lupin Atlantis Ho…

12
Lysando

12
Lab Partners Asso…

12
Lumastream Canada… ◀

12

What this shows Lumastream holds 12 patents at rank #22,894, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Lumastream

By rank, the assignees closest to #22,894 in granted patent volume.

Leaders in H05B (Electric Heating)

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

Lumastream's Innovation Score vs. every tracked assignee

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

27 22nd percentile higher than 22% 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 · 2015–2019

Grants by year

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

View data table

Lumastream Canada ULC patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	4	33.3%
2016	2	16.7%
2017	2	16.7%
2018	3	25.0%
2019	1	8.3%

Which technologies does Lumastream Canada ULC patent most?

H05B - Electric HEATING; Electric Light Sources NOT Otherwise Provided FOR; Circuit Arrangements FOR Electric Light Sources, IN General 12

Y02B - Climate Change Mitigation Technologies Related TO Buildings, e.g. Housing, House Appliances OR Related End-user Applications 2

Y10S - Technical Subjects Covered BY Former Uspc Cross-reference ART Collections [XRACs] AND Digests 1

Y04S - Systems Integrating Technologies Related TO Power Network Operation, Communication OR Information Technologies FOR Improving THE Electrical Power Generation, Transmission, Distribution, Management OR Usage, i.e. Smart Grids 1

H04L - Transmission OF Digital Information, e.g. Telegraphic Communication 1

Top 5 of 5 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

Lumastream Canada ULC's patent record in context - here's where to go next.

Lumastream Canada ULC's lead technology class is H05B (Electric HEATING; Electric Light Sources NOT Otherwise Provided FOR; Circuit Arrangements FOR Electric Light Sources, IN General), 100% of its portfolio - see every assignee active in that class. Explore H05B
Ranked #22,923 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Lumastream Canada ULC against Locata Corporation PTY Ltd, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 27.1/100 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.