Average Co-Inventor Count = 1.43
ph-index = 10
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 Company (9 from 9,638 patents)
2. Hewlett-packard Development Company, L.p. (7 from 27,394 patents)
3. Other (1 from 832,680 patents)
4. Spectra-physics Gmbh (1 from 309 patents)
5. Psc Inc. (1 from 114 patents)
6. Spectra-physics Scanning Systems, Inc. (1 from 52 patents)
20 patents:
1. 10867002 - Real estate search interface and method
2. 7110127 - Method and apparatus for product regionalization
3. 6929343 - Fluid detection system
4. 6863377 - Method and apparatus for identifying a sales channel
5. 6739691 - Method and apparatus for preventing theft of replaceable printing components
6. 6685298 - Method and apparatus for preventing theft of replaceable printing components
7. 6676240 - Method and apparatus for transferring information between a replaceable consumable and a printing device
8. 6648434 - Digitally compensated pressure ink level sense system and method
9. 6513901 - Method and apparatus for determining drop volume from a drop ejection device
10. 6494562 - Method and apparatus for identifying a sales channel
11. 6431672 - Ink container having dual capillary members with differing capillary pressures for precise ink level sensing
12. 6345891 - Method and apparatus for specifying ink volume in a multichamber ink container
13. 6312074 - Method and apparatus for detecting fluid level in a fluid container
14. 6312106 - Method and apparatus for transferring information between a replaceable consumable and a printing device
15. 6302527 - Method and apparatus for transferring information between a printer portion and a replaceable printing component