Average Co-Inventor Count = 5.00
ph-index = 1
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Marshalltown Company (4 from 36 patents)
4 patents:
1. D988828 - Leveling cap for tile leveling system
2. D962038 - Threaded spacer for tile leveling system
3. D956520 - Cross-shaped threaded spacer for a tile leveling system
4. D956519 - T-shaped threaded spacer for a tile leveling system