Average Co-Inventor Count = 6.57
ph-index = 5
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, Ltd. (7 from 42,485 patents)
7 patents:
1. 5770848 - Apparatus and method for treating a commodity by automatically
2. 5626821 - Cash transaction machine
3. 5626822 - Cash transaction machine and method therefor
4. 5578281 - Cash transaction machine
5. 5184000 - Automatic cash handling system offering optional printed record
6. 4864108 - Apparatus for recording transactions and a recording method therefor
7. 4579508 - Turbomolecular pump