Average Co-Inventor Count = 2.61
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. Kumho & Co., Inc. (4 from 24 patents)
4 patents:
1. D467223 - Pneumatic tire and buttress
2. D459293 - Pneumatic tire tread and buttress
3. D416838 - Pneumatic tire tread and buttress
4. D414448 - Pneumatic tire tread and buttress