Defense Laser Innovator Climbs on Breakthrough Patent Issuances

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Wednesday, September 10, 2025

The directed energy sector is in the midst of a renaissance as military priorities converge with cutting-edge photonics. With defense budgets increasingly shifting toward next-generation weapons systems and competition intensifying for laser-based solutions, companies with foundational intellectual property in ultrashort pulse laser technology are well positioned to benefit.

Shares of Applied Energetics, Inc. (OTCQB: AERG) are advancing in morning trading after the company announced the issuance of two breakthrough U.S. patents that advance laser-driven optical amplification and tunable light source technologies. These additions further expand the company’s growing intellectual property portfolio in ultrashort pulse laser systems.

The first patent, U.S. Patent No. 12,362,531, “Resonating Optical Amplifier with Shared Raman Gain Cavity,” introduces a novel architecture embedding a Raman amplifier directly within a laser pump cavity. By capturing and reusing residual pump energy that conventional systems waste, the design maximizes energy transfer, brightness, and amplification efficiency.

Dr. Stephen McCahon, Chief Science Officer of Applied Energetics, explained that the innovation enables greater flexibility in wavelength selection and efficiency in generating ultrashort laser pulses. The embedded Raman amplifier architecture allows tailoring of pulse characteristics for specific applications while extracting more usable output energy from identical pump inputs.

The second patent, U.S. Patent No. 12,413,039, “Multiple Coherent Wavelength Optical Sources via Raman Amplification,” details a tunable system that uses a supercontinuum master oscillator to seed Raman amplifiers driven by quantum cascade laser pumps. This configuration produces multiple selectable, high-brightness coherent wavelengths from a compact, scalable architecture.

McCahon described the advance as a fundamental leap in producing coherent light at exotic wavelengths using fiber-based Raman systems. He noted that the approach opens pathways to advanced sensing, spectroscopy, and long-wave infrared directed energy capabilities previously out of reach with legacy designs.

These patents further solidify the foundation of Applied Energetics’ Pulsed Lethality for Air Defense – Low Altitude (PLAID-L) platform, while supporting development of future airborne, maritime, and space-based directed energy solutions.

Chris Donaghey, Chief Executive Officer, emphasized that the patents exemplify the “deep-physics innovation” that differentiates Applied Energetics. He added that as the company advances technology maturation for both defense and commercial markets, its robust IP portfolio ensures protection, scalability, and confidence in deployment.

Applied Energetics specializes in advanced laser and photonics systems, particularly fiber-based ultrashort pulse technologies. With 27 patents already issued and 5 pending, the company’s proprietary architectures enable dramatic reductions in size, weight, and power compared to traditional continuous-wave laser systems. Designed for integration across numerous defense platforms, these dual-use systems deliver high-intensity, ultrashort pulses of light capable of disabling or destroying targets.

Shares of AERG are up 6.9% at $1.55 in morning trading.

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