Average Co-Inventor Count = 1.14
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. Tamiya, Inc. (3 from 4 patents)
2. Kabushiki Kaisha Tamiya Mokei (1 from 21 patents)
4 patents:
1. 7637831 - Power transmission mechanism of model vehicle
2. D403023 - Chassis of radio-controlled model vehicle
3. D397380 - Radio-controlled model vehicle including a model driver
4. D322102 - Toy car