Average Co-Inventor Count = 5.44
ph-index = 4
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. Mcdonald Products Corporation (4 from 8 patents)
4 patents:
1. 4620636 - Office accessory system for use on both horizontal and vertical surfaces
2. 4478339 - Office accessory system for use on both horizontal and vertical surfaces
3. D268118 - Combined calendar, memo and pencil holder
4. D267656 - Combined letter tray and file