Average Co-Inventor Count = 7.51
ph-index = 5
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. Parvia Corp. (3 from 12 patents)
2. Powis Parker, Inc. (2 from 31 patents)
3. Other (1 from 831,952 patents)
6 patents:
1. 6322415 - Toy vehicular electromagnetic guidance apparatus
2. 6102770 - Toy vehicular electromechanical guidance apparatus
3. 6065884 - Binder strip printer and method
4. 6027265 - Printer having improved print head mechanism and method
5. 6007401 - Optoelectric remote control apparatus for guiding toy vehicles
6. 5865661 - Toy vehicular drive apparatus