Average Co-Inventor Count = 1.00
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. T K Wong & Associates Limited (6 from 14 patents)
6 patents:
1. 6000990 - Tumbling toy with freely movable limbs
2. 5947792 - Resilient, walking toy
3. 5916008 - Wall descending toy with retractable wheel and cover
4. 5746641 - Toy
5. 5683285 - Toys
6. 4764148 - Toy adapted to crawl down a vertical surface