Overall rank by patents
#20,942
of 50,000 tracked assignees
USPTO PatentsView assignee record - 13 granted patents across 7 technology areas, recorded in grant years 2021–2025. 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: H04R (LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS).
The verdict
According to USPTO PatentsView, Coastal ranks #20,942 of 50,000 tracked US assignees by granted-patent volume, with 13 patents across 7 technology areas.
USPTO PatentsView assignee plate
Corpus R20942 · US Corporation #20,942 · 13 grants
GRANTS-MICRO · MID-PACK · PHOTO-FINISH · CPC-NARROW · INNOV-THIN · CLAIMS-SPARSE · TYPE-USCORP · SPAN-YRS · BOOK-RICH
Nearest grant-volume peer: Clarcor 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.
Lowest and highest poles plus nearest Innovation Score peers, not a full corpus board reprint.
Qualcomm Incorporated · highest
85 score
Coastal Source · this assignee
35 score
3D Lighting Innovati… · lowest
7 score
What this shows Coastal's Innovation Score is 35.5/100 (top 49% 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.
Coastal Source, Llc is a focused PatentsView assignee: 7 CPC subclasses with 38.5% of grants classified under H04R (LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS). Peak complete grant year is 2021 (4 grants) versus a trough of 2 in 2023. By volume, Coastal sits between Clarcor Inc. and Corkcicle, Llc.
Granted US patents 2015–2025 versus its nearest-ranked assignees by volume, this company marked ◀
CLARCOR Inc.
13 patents
CLASSYS INC.
13 patents
CLOUDCAR, INC.
13 patents
CMI DEFENCE S.A.
13 patents
COMPOSITES INTELLECTUAL HOLDINGS, INC.
13 patents
CONTINENTAL POWERTRAIN USA, LLC
13 patents
COOLSTAR TECHNOLOGY, INC.
13 patents
CORKCICLE, LLC
13 patents
COASTAL SOURCE, LLC
13 patents
What this shows Coastal holds 13 patents at rank #20,914, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.
By rank, the assignees closest to #20,914 in granted patent volume.
Other assignees with the most granted patents in Coastal's primary technology class.
Coastal's Innovation Score vs. every tracked assignee
Composite of portfolio volume, grant velocity, technology breadth, and claim depth (0–100)
35 Top 49% higher than 51% of 50,000 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
Teal-shaded recent years (2020–present) versus the 2021–2019 baseline. Full figures in the table below.
| Year | Patents Granted | Share of Period |
|---|---|---|
| 2021 | 4 | 30.8% |
| 2022 | 3 | 23.1% |
| 2023 | 2 | 15.4% |
| 2024 | 3 | 23.1% |
| 2025partial year | 1 | 7.7% |
Top 7 of 7 technology areas
Overall rank by patents
#20,942
of 50,000 tracked assignees
35.5 out of 100
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.