Average Co-Inventor Count = 6.30
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. Sanyo Electric Co., Ltd. (3 from 8,780 patents)
3 patents:
1. 5018363 - Apparatus for preparing ice creams
2. 4860550 - Apparatus for preparing ice creams
3. 4703628 - Apparatus for preparing frozen products