Average Co-Inventor Count = 5.09
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. Fukuda Denshi Co., Ltd. (2 from 51 patents)
2. Japan Metals & Chemicals Co., Ltd. (1 from 50 patents)
3. Daido Sangyo Co., Ltd. (1 from 3 patents)
2 patents:
1. 4852572 - Multi-electrode type electrocardiographic electrode structure
2. 4653500 - Electrocardiographic amorphous alloy electrode