Average Co-Inventor Count = 2.00
ph-index = 1
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. Toyotomi Co., Ltd. (2 from 21 patents)
2 patents:
1. 6325060 - Stack-equipped far infrared space heater
2. 6185108 - Equipment control panel with operation signal generating switch