Average Co-Inventor Count = 2.84
ph-index = 7
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. Mattel, Inc. (9 from 1,702 patents)
9 patents:
1. 4659320 - Toy vehicle with disc launching apparatus and disks
2. 4564197 - Portable toy racing set
3. 4551127 - Toy structural member roller
4. 4329808 - Paper-airplane-making and launching device
5. 4299548 - Toy casting machine
6. 4188748 - Toy vehicle and housing set
7. 4100867 - Sewing machine
8. 4077339 - Cartridge sewing machine accessory
9. 3983719 - Knitting needle