1. Create a custom field in the "option menu" format in the custom field, such as "Technology Type" or "Efficacy" and so on.
2. Index the values ??under the custom fields one by one. Hold down Ctrl to select multiple values ??to add to a patent record.
3. Select the X-axis, Y-axis and fields to be analyzed for comparison items, and then click "Start Analysis".
4. The size of the bubble indicates the number of patents involving the technology and efficacy.