Average Co-Inventor Count = 3.13
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. Sanyo Electric Co., Ltd. (6 from 8,776 patents)
2. Fuji Electric Co., Ltd. (1 from 4,800 patents)
7 patents:
1. 6520604 - Product housing apparatus and product housing method for vending machine
2. 6513678 - Product carry-out apparatus for vending machine
3. 6499623 - Product carry-out apparatus for vending machine
4. 6401969 - Apparatuses for selecting product in vending machine
5. 6155455 - Vending machine
6. 6019246 - Vending machine
7. 5848726 - Vending machine