Average Co-Inventor Count = 3.00
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. Hitachi Heating Appliances Co., Ltd. (3 from 31 patents)
3 patents:
1. 4814588 - Foodstuffs heating apparatus using information cards for automatic mode
2. 4450345 - Foodstuffs heating apparatus with selective heating functions
3. 4370545 - Cooking apparatus