Vertical take-off and landing (VTOL) anti-stall ducted fan system patents are now available for auction on the Ocean Tomo Bid-Ask™ Market. The lot 171 patent auction portfolio addresses the stall issues that arise when transitioning from VTOL mode to forward flight. This aerospace flow control system utilizes movable and detachable parts of the duct to eliminate the need for external flow control apparatus. It is considered a significant improvement compared to previous solutions.

The lot 171 patents will be of interest to aircraft component suppliers, aircraft manufacturers, aircraft engine manufacturers, drone manufacturers, UAV manufacturers, and eVTOL manufacturers. With the eVTOL market rapidly expanding, the potential market size for this technology is substantial. Purchasing this portfolio presents a unique opportunity to transform the eVTOL industry.

For further information on this patent portfolio available on the Ocean Tomo Bid-Ask™ Market, interested parties can contact Layna Guo at or +1 312 327 8179.

Ocean Tomo Bid-Ask™ Market (OTBA) was established to enhance intellectual property (IP) liquidity and transaction transparency. It serves as a platform for global purchase and sale of patents and patent applications. The market is supported by Ocean Tomo Transactions and affiliate international voice brokers.

Ocean Tomo, a part of J.S. Held, provides financial expert, management consulting, and advisory services related to IP and other intangible assets. They offer services such as economic damage calculations and testimony, technology and intangible asset valuation, and IP brokerage. The firm works alongside over 1,800 professionals globally and serves clients in various industries.

J.S. Held is a global consulting firm specializing in technical, scientific, and financial expertise across all assets and value at risk. They offer a comprehensive suite of services to clients facing complex and high-stakes situations.

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