Average Co-Inventor Count = 3.00
ph-index = 3
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. Ito Co., Ltd. (3 from 22 patents)
2. Omron Tateisi Electronics Co. (2 from 583 patents)
3. Omron Corporation (1 from 4,119 patents)
3 patents:
1. 5183041 - Transcutaneous electric nerve stimulator
2. 5048523 - Transcutaneous electric nerve stimulator
3. 4949721 - Transcutaneous electric nerve stimulater