Average Co-Inventor Count = 5.00
ph-index = 2
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. Teikoku Tsushin Kogyo Co., Ltd. (2 from 26 patents)
2 patents:
1. 7101603 - Key top plate
2. 6958183 - Key top plate and a method for manufacturing the same