Average Co-Inventor Count = 2.24
ph-index = 4
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. Nippondenso Co., Ltd. (4 from 3,252 patents)
4 patents:
1. 5557096 - Multiple sheet electronic delivery tag
2. 5340968 - Information storage medium with electronic and visual areas
3. 4591937 - Head mounting arrangement in magnetic card reader
4. 4581716 - Data memory device