Steelhead Composites has a total of 19 patents globally, out of which 7 have been granted. Of these 19 patents, more than 52% patents are active. The United States of America is where Steelhead Composites has filed the maximum number of patents, followed by Europe and Japan. Parallelly, United States of America seems to be the main focused R&D center and also is the origin country of Steelhead Composites.
Steelhead Composites was founded in 2012. Steelhead Composites is an engineering and manufacturing company with full service, in house design, testing, prototyping and production of hydrogen storage. The advanced manufacturing process, fully digital shop floor, superb quality systems and designcapabilities allow Steelhead to compete in niche hydraulic and aerospace applications. As of June 2022, Steelhead Composites has a market cap of $30.51 Billion.
Do read about some of the most popular patents of Steelhead Composites which have been covered by us in this article and also you can find Steelhead Composites patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over Steelhead Composites patent portfolio.
How many patents does the Founder and CEO of Steelhead Composites have?
The Founder and CEO Andrew Coors have 16 patents.
How many patents does Steelhead Composites have?
Steelhead Composites has a total of 19 patents globally. These patents belong to 6 unique patent families. Out of 19 patents, 10 patents are active.
How Many Patents did Steelhead Composites File Every Year?

Are you wondering why there is a drop in patent filing for the last two years? It is because a patent application can take up to 18 months to get published. Certainly, it doesn’t suggest a decrease in the patent filing.
Year of Patents Filing or Grant | Steelhead Composites Applications Filed | Steelhead Composites Patents Granted |
2011 | 1 | – |
2013 | 1 | – |
2014 | 5 | 2 |
2015 | 4 | 1 |
2016 | 3 | 1 |
2017 | – | 1 |
2018 | 3 | 1 |
2020 | 2 | 1 |
How many Steelhead Composites patents are Alive/Dead?
Worldwide Patents

How Many Patents did Steelhead Composites File in Different Countries?

Countries in which Steelhead Composites Filed Patents
Country | Patents |
United States Of America | 8 |
Europe | 4 |
Japan | 2 |
Australia | 1 |
Germany | 1 |
Where are Research Centers of Steelhead Composites Patents Located?
The research center of all the Steelhead Composites patents is the United States of America.
What Percentage of Steelhead Composites US Patent Applications were Granted?
Steelhead Composites (Excluding its subsidiaries) has filed 8 patent applications at USPTO so far (Excluding Design and PCT applications). Out of these 6 have been granted leading to a grant rate of 100.0%.
Below are the key stats of Steelhead Composites patent prosecution at the USPTO.

Which Law Firms Filed Most US Patents for Steelhead Composites?
Law Firm | Total Applications | Success Rate |
Don D Cha | 7 | 100.00% |
Kearney Mcwilliams & Davis Pllc | 1 | 0% |
List of Steelhead Composites –
Publication Number | Title |
US10641431B2 | Lightweight Composite Overwrapped Pressure Vessels With Sectioned Liners |
US9897255B2 | Pressure Vessel With Pcm And Method Of Use |
US9683700B2 | Metallic Liner Pressure Vessel Comprising Polar Boss |
US9435356B1 | Lightweight Piston Accumulator |
US9022246B2 | Gas Storage Pressure Vessel Comprising Phase Changing Material |
US8857167B2 | Integral Accumulator/Reservoir System |
US8662343B1 | Pressure Vessel And Method Of Use |
US20200256512A1 | Lightweight Composite Overwrapped Accumulators |
EP3904698A1 | Lightweight Composite Overwrapped Accumulators |
EP3583345A1 | Lightweight Composite Overwrapped Pressure Vessels With Sectioned Liners |
EP3146217A4 | Metallic Liner Pressure Vessel Comprising Polar Boss |
EP2984387A4 | Pressure Vessel And Method Of Use |
WO2018119481A1 | Lightweight Composite Overwrapped Pressure Vessels With Sectioned Liners |
WO2015179142A1 | Metallic Liner Pressure Vessel Comprising Polar Boss |
WO2014168684A3 | Pressure Vessel And Method Of Use |
DE102016212749A1 | Lightweight Piston Accumulator |
AU2018204814A1 | Lightweight Composite Overwrapped Pressure Vessels With Sectioned Liners |
JP2017201204A | Lightweight Piston Accumulator |
JP2017517705A | Metal Liners Pressure Vessel With A Polar Boss |
EXCLUSIVE INSIGHTS COMING SOON!