International Business Machines had 135 patents in quantum computing during Q1 2024. IBM has developed a quantum computing chip device with edge-based capacitive connections between chips. They have also patented a method for updating content using quantum computing devices and a system for error correction in quantum processes. Additionally, IBM has created a gate analysis service for predicting quantum decoherence in quantum algorithms and a thermal radiation shield interface for cryogenic systems. GlobalData’s report on International Business Machines gives a 360-degree view of the company including its patenting strategy. Buy the report here.

International Business Machines grant share with quantum computing as a theme is 54% in Q1 2024. Grant share is based on the ratio of number of grants to total number of patents.

Recent Patents

Application: Edge capacitive coupling for quantum chips (Patent ID: US20240104414A1)

The patent filed by IBM describes a quantum computing chip device that utilizes capacitive, intra-chip connections to enable signal conduction between two chips. The first chip includes a signal line positioned near the edge, while the second chip includes a signal line aligned for a capacitive bus connection to the first chip's signal line. Various configurations and features are detailed, such as substrate spacing, trench embedding, capacitor pads, standoffs, and conductive bumps, all aimed at optimizing the capacitive connection between the chips.

The claims associated with the patent outline specific features and methods for implementing the quantum computing chip device. These include the positioning of signal lines, embedding in substrates, use of standoffs for spacing, and the formation of capacitive connections using conductive bumps or chips. The method of manufacturing the device involves forming signal lines on chip substrates, creating capacitive bus connections between them, and utilizing various techniques such as trench deposition, bump formation, and conductive chip connections to optimize the performance of the quantum computing chip.

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GlobalData, the leading provider of industry intelligence, provided the underlying data, research, and analysis used to produce this article.

GlobalData Patent Analytics tracks bibliographic data, legal events data, point in time patent ownerships, and backward and forward citations from global patenting offices. Textual analysis and official patent classifications are used to group patents into key thematic areas and link them to specific companies across the world’s largest industries.