Contract analysis

I. EXECUTIVE SUMMARY This memorandum provides a comprehensive summary and analysis of the United States patent portfolio held by Marlowe Asset Management Photonics Inc. ("VPI") in connection with the proposed acquisition by Halcyon Semiconductor Aktiengesellschaft ("HSAG") of 100% of the outstanding equity of VPI for a base purchase price of $1.42 billion (with maximum aggregate consideration, including earnout payme

1. GaN-on-SiC Epitaxial Growth Process (8 granted patents, 2 pending applications) — proprietary methods for the epitaxial growth of gallium nitride layers on silicon carbide substrates, constituting the foundation of VPI's manufacturing process.

2. HEMT Gate Structure Optimization (19 granted patents, 5 pending applications) — novel high-electron-mobility transistor gate architectures, including recessed gate designs, field-plate configurations, and passivation techniques that provide VPI's transistor-level competitive advantage. 3. mmWave Broadband Matching Network (20 granted patents, 5 pending applications) — broadband impedance matching network architect

II. SCOPE AND METHODOLOGY A. Sources Reviewed In preparing this memorandum, we reviewed and relied upon the following materials and sources: • VPI patent assignment records obtained from the United States Patent and Trademark Office ("USPTO"), including all recorded assignments, licenses, and security interests for each of the 47 granted patents and 12 pending applications. • VPI's internal IP register maintained by

1. Freedom-to-Operate / Third-Party IP Risk Memo (prepared by Christy Bauer, dated July 28, 2023) — analyzing third-party patent landscapes and identifying potential infringement risks.

2. Government Rights in Subject Inventions Memo (prepared by Omar Siddiqui, dated July 21, 2023) — providing detailed contract-by-contract analysis of government rights in VPI's subject inventions under each applicable government contract.

3. IP Transfer Restriction Analysis under the NSA (prepared by Omar Siddiqui in coordination with Peggy Ashworth, dated August 1, 2023) — analyzing the specific NSA and TCP provisions governing technology transfer between VPI and HSAG entities.

4. Trade Secret Protection Assessment (prepared by Christy Bauer, dated August 2, 2023) — evaluating VPI's trade secret management program, identifying trade secrets complementary to the patent portfolio, and assessing the adequacy of protective measures.

5. ITAR/EAR Classification Review Memorandum (prepared by Christy Bauer in coordination with David Caruso, dated July 30, 2023) — identifying VPI products and technologies requiring reclassification review post-closing and analyzing six items flagged for potential USML/CCL reclassification.

III. OVERVIEW OF VPI'S PATENT PORTFOLIO A. Portfolio Statistics VPI's patent portfolio comprises the following assets as of the date of this memorandum: • Total granted U.S. patents: 47 • Total pending U.S. patent applications: 12 • Earliest priority date in portfolio: 2012 (GaN-on-SiC epitaxial growth family) • Patent assignee of record: Marlowe Asset Management Photonics Inc. — all 47 granted patents and all 12 pen

IV. PATENT FAMILY 1: GaN-ON-SiC EPITAXIAL GROWTH PROCESS A. Patent Listing and Scope The first patent family encompasses VPI's foundational manufacturing process technology for the epitaxial growth of gallium nitride layers on silicon carbide substrates. The family consists of the following: • Granted Patents: U.S. Patent Nos. 9,XXX,001 through 9,XXX,008 — a total of eight (8) granted patents. • Pending Applications:

V. PATENT FAMILY 2: HEMT GATE STRUCTURE OPTIMIZATION A. Patent Listing and Scope The second patent family — the largest and most commercially significant in VPI's portfolio — covers VPI's proprietary high-electron-mobility transistor gate structure designs. The family consists of the following: • Granted Patents: U.S. Patent Nos. 10,XXX,101 through 10,XXX,119 — a total of nineteen (19) granted patents. • Pending Appl

VI. PATENT FAMILY 3: mmWAVE BROADBAND MATCHING NETWORK A. Patent Listing and Scope The third patent family covers VPI's millimeter-wave broadband impedance matching network architectures. This is the newest family in the portfolio and has been the fastest-growing area of VPI's patent prosecution activity. The family consists of the following: • Granted Patents: U.S. Patent Nos. 11,XXX,201 through 11,XXX,220 — a total

VII. SUMMARY OF GOVERNMENT RIGHTS IN VPI PATENTS A. Aggregate Government-Funded Patent Count Across the entire portfolio, twenty-three (23) of VPI's forty-seven (47) granted patents — approximately 49% — were developed in whole or in part under U.S. government-funded contracts and are subject to the government intellectual property rights discussed below. The distribution by family is as follows: • Family 1 (GaN-on-S

VIII. PENDING PATENT APPLICATIONS A. Summary. VPI has twelve (12) pending U.S. patent applications, distributed across the three patent families as follows: • Family 1 (GaN-on-SiC Epitaxial Growth): 2 pending applications • Family 2 (HEMT Gate Structure Optimization): 5 pending applications • Family 3 (mmWave Broadband Matching Network): 5 pending applications All twelve applications are assigned to VPI as reflected

IX. TRADE SECRET COMPLEMENT TO PATENT PORTFOLIO While a comprehensive analysis of VPI's trade secrets is provided in the separate Trade Secret Protection Assessment memorandum prepared by Christy Bauer, a brief summary is warranted here to place the patent portfolio in its full competitive context. VPI maintains a formal trade secret management program under which the company has identified and registered thirty-one

X. EXPORT CONTROL CLASSIFICATIONS AFFECTING IP TRANSFER The transferability of VPI's patent-related technical data to HSAG personnel is significantly constrained by the export-control classifications applicable to VPI's products and technology. This section summarizes the key classifications and their practical implications. A more detailed treatment is provided in the ITAR/EAR Classification Review Memorandum prepar

XI. NSA RESTRICTIONS ON IP TRANSFER AND EXPLOITATION A. Technology Control Plan (TCP) Obligations Under the National Security Agreement (NSA-2024-0019) as currently negotiated between HSAG, VPI, and the U.S. government (acting through CFIUS and the Department of Defense as the lead monitoring agency), HSAG and VPI will be required to implement and maintain a Technology Control Plan ("TCP") that governs the handling,

XII. VALUATION CONSIDERATIONS A. Portfolio Value in Context of Transaction Economics The significance of VPI's patent portfolio to the overall transaction economics is substantial. The key financial parameters of the proposed acquisition are as follows: • Base purchase price: $1.42 billion • Maximum aggregate consideration (with earnout): $1.505 billion ($85 million earnout: $50 million tied to CY2024 government-cont