Average Co-Inventor Count = 1.60
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. Yamaha Hatsudoki Kabushiki Kaisha (1 from 4,233 patents)
2. Nachi - Fujikoshi Corporation (1 from 54 patents)
3. Nissui Kako Co., Ltd (1 from 3 patents)
2 patents:
1. 5011543 - Thermocouple type temperature sensor
2. 4952354 - Degating method