Overall rank by patents
#3,616
Across all tracked assignees
USPTO 2015–2025 USPTO PatentsView US Corporation
Amsted Rail Company, Inc.
USPTO PatentsView assignee record — 101 granted patents across 65 technology areas, active 2015–2025. Filing-trend and competitive-moat analysis cross-referenced to USPTO Patent Public Search. Primary class: B61L (GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC).
101
Total patents granted
65
CPC technology areas
21.0
Avg claims per patent
+59%
5-year filing velocity
Portfolio overview
Amsted Rail Company, Inc. has been granted 101 US utility patents between 2015 and 2025, placing Amsted Rail Company, Inc. at rank #3,616 across all assignees tracked by PlainPatent. This portfolio spans 65 distinct Cooperative Patent Classification (CPC) subclasses, averaging 21.0 claims per patent with primary concentration in B61L (GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC). As a US Corporation, Amsted Rail Company, Inc. is one of the broader-portfolio assignees in the PatentsView dataset. The composite Innovation Score of 60.3/100 blends portfolio volume, filing velocity, technology breadth, and claim depth into a single comparable measure drawn directly from USPTO PatentsView records.
Filing cadence tells the strategic story. Between 2020 and 2025 the company received 62 grants, compared with 39 in the 2015–2019 window — a +59% shift in five-year velocity. An acceleration of this magnitude signals aggressive R&D investment and expanding technical ambition. The US Corporation classification further shapes interpretation, since corporate, government, and individual filers pursue patents for materially different reasons.
Claim depth and technology breadth together indicate competitive posture. Amsted Rail Company, Inc.'s 21.0 average claims per patent reflects complex, broadly scoped inventions that are difficult for competitors to design around, while a multi-domain presence across 65 subclasses balances depth with breadth. Combined with portfolio volume, these signals let analysts, investors, and licensing professionals benchmark Amsted Rail Company, Inc. against peers pursuing similar technology classes.
How does Amsted compare?
Granted US patents 2015–2025 versus the largest corporate holders — this company marked ◀
- Samsung
SAMSUNG ELECTRONICS CO., LTD.
106,890 patents
- International Bus…
International Business Machines Corporation
72,926 patents
- Canon 34,378
Canon Kabushiki Kaisha
34,378 patents
- LG 32,607
LG ELECTRONICS INC.
32,607 patents
- Taiwan Semiconduc… 31,041
TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
31,041 patents
- Apple 30,560
Apple Inc.
30,560 patents
- Qualcomm Incorpor… 30,354
QUALCOMM Incorporated
30,354 patents
- Intel 27,498
Intel Corporation
27,498 patents
- Amsted Rail ◀ 101
Amsted Rail Company, Inc.
101 patents
What this shows Amsted holds 101 patents — placing it at rank #3,616 overall, well behind the volume leaders but ahead of the tens of thousands of smaller assignees in the dataset.
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
| Year | Patents Granted | Share of Period |
|---|---|---|
| 2015 | 6 | 5.9% |
| 2016 | 2 | 2.0% |
| 2017 | 9 | 8.9% |
| 2018 | 8 | 7.9% |
| 2019 | 14 | 13.9% |
| 2020 | 12 | 11.9% |
| 2021 | 7 | 6.9% |
| 2022 | 10 | 9.9% |
| 2023 | 12 | 11.9% |
| 2024 | 11 | 10.9% |
| 2025 | 10 | 9.9% |
Which technologies does Amsted Rail Company, Inc. patent most?
Top 15 of 65 technology areas
Patent Moat Analysis
Portfolio Volume Moderate
Tech Breadth Multi-domain
Claim Depth Complex
Velocity Accelerating
Frequently Asked Questions
How many patents does Amsted Rail Company, Inc. hold?
Amsted Rail Company, Inc. holds 101 US granted patents filed between 2015 and 2025, spanning 65 technology areas.
What is Amsted Rail Company, Inc.'s Innovation Score?
Amsted Rail Company, Inc. has an Innovation Score of 60.3 out of 100. This composite metric weighs portfolio volume (40%), filing velocity (20%), technology breadth (25%), and claim depth (15%).
What technology areas does Amsted Rail Company, Inc. focus on?
Amsted Rail Company, Inc.'s top technology area is B61L (GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC) with 28 patents. The company has filed patents in 65 CPC subclasses total.
Is Amsted Rail Company, Inc.'s patent filing rate increasing or decreasing?
Amsted Rail Company, Inc.'s recent filing velocity is +59% compared to the prior five-year period. This indicates accelerating innovation.
What does claim depth mean for Amsted Rail Company, Inc.'s patents?
Amsted Rail Company, Inc.'s patents average 21.0 claims each. This indicates complex, broadly scoped patents that are harder for competitors to design around.
How is the Amsted Rail Company, 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.
Learn More
Explore the patent dataset
B61L technology
Amsted Rail Company, Inc.'s primary CPC class — all holders and yearly trends
Top 50 patent holders
See where Amsted Rail Company, Inc. ranks among the largest US patent assignees
All technology classes
Browse every CPC technology area by patent activity
How the score works
The four dimensions behind the Innovation Score
Related
Data sourced from USPTO PatentsView — official U.S. government patent data. See our methodology for computation details. Retrieved and formatted by PlainPatent Editorial
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.
All federal data sources used on this page
- USPTO PatentsView — official U.S. Patent and Trademark Office bulk patent data. patentsview.org
- USPTO Patent Application Information Retrieval (PAIR) — application status and file history. uspto.gov/patents/pair
- USPTO Bulk Data Storage System — comprehensive patent text + claims dataset. bulkdata.uspto.gov
- USPTO CPC Classification — Cooperative Patent Classification scheme for technology categorization. uspto.gov/cpc
- SEC EDGAR — public filings cross-reference for assignee corporate entity matching. sec.gov/edgar
- WIPO PATENTSCOPE — international patent context (related international filings). wipo.int/patentscope
