The 100 known most prolific inventors based on worldwide utility patents are shown in the following table.
The columns are defined as follows: This table is a sortable list of the most prolific inventors as measured by utility patents granted.
Nor does the table attempt to measure the significance of an inventor and their inventions.
[Info 1] Also, patents predating 1976 have not yet been digitized in the USPTO records.
A more extensive list of prolific inventors with additional information and ability to filter on country, gender, time period, patent type, and Nobel laureate title can be found at idiyas.com/top/inventors.