1. Put in a keyword related to a technology (not specific products) and click on search button on the search page
2. Use back button to perform another search
3. There is no spell-check. Please be careful with spelling
4. Advanced search: Please use “|” or “&” or “~” for OR or AND or NOT operators
5. In case of error, it means the search term failed. Please press back button and continue searching
See also Anuraag Singh, Giorgio Triulzi, Christopher L. Magee. Technological improvement rate predictions for all technologies: Use of patent data and an extended domain description, Research Policy, Volume 50, Issue 9, 2021, 104294, ISSN 0048-7333, https://doi.org/10.1016/j.respol.2021.104294.