Average Co-Inventor Count = 2.66
ph-index = 7
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. Hewlett-packard Development Company, L.P. (46 from 27,412 patents)
2. International Business Machines Corporation (3 from 164,197 patents)
3. Hewlett-packard Company (2 from 9,638 patents)
4. Compaq Computer Corporation, Inc. (1 from 2,019 patents)
52 patents:
1. 10353316 - Printing with metal-surface charge element in glow discharge regime
2. 10254676 - Charge roller for electrographic printer
3. 9952527 - Liquid electrography printing
4. 9823592 - Coated photoconductive substrate
5. 9678454 - Liquid electrography printing
6. 9618869 - Printing using a metal-surface charging element
7. 9513572 - Control for a non-contact charging roller
8. 9304415 - Coating liquid dispensers
9. 9180677 - Hard imaging devices and hard imaging device operational methods
10. 9037045 - Charge rollers and apparatus including charge rollers
11. 9022535 - Inkjet printers, ink stream modulators, and methods to generate droplets from an ink stream
12. 9020401 - Apparatus, printers, and charge roller assemblies
13. 9016198 - Printers, methods, and apparatus to filter imaging oil
14. 8975901 - Measurement device and method thereof
15. 8892005 - Printer charging blades and printers