Average Co-Inventor Count = 1.71
ph-index = 8
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. Other (6 from 832,843 patents)
2. National Business Systems, Inc. (5 from 17 patents)
3. Coffee-mat Corporation (2 from 2 patents)
13 patents:
1. 6357397 - Axially controlled rotary energy converters for engines and pumps
2. 5503514 - Card embossing machine and method
3. 5501182 - Peristaltic vane device for engines and pumps
4. 4969760 - Card embossing machine and method
5. 4900168 - Credit card transporting embossing and recording system
6. 4866545 - Credit card embossing and recording system
7. 4755069 - Credit card embossing and recording system
8. 4405059 - Selectable coupling mechanism including article dispensers
9. 4293806 - Single and multicycle control device for electric motors
10. 4025739 - Selection and timing control for beverage vending machine
11. 3992954 - Motion translating mechanism for indexing and escapement drives
12. 3991788 - Fluid flow distributor for multi-choice vending machine
13. 3991907 - Solid merchandise dispensing system for mechanical or electrical control