What Does “Key Patents” Show Me?

“Important patents” shows 4 different graphs for up to 10 patents in that technology field that:

• Have been cited the most and are therefore the most influential/prolific.
• Belong to the 10 largest families that have the furthest reach in terms of global coverage.
• Have the highest number of claims and therefore the greatest technical coverage.
• Have been involved in litigation cases for the longest time and therefore can be considered more important or valuable.