Average Co-Inventor Count = 1.60
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. Bell & Howell Mail and Messaging Technologies Company (1 from 33 patents)
2. Bowe Bell + Howell Company (1 from 30 patents)
3. Bell & Howell Mail Processing Systems Company (1 from 4 patents)
4. Bell & Howell Mail Messaging Technologies Company (1 from 2 patents)
4 patents:
1. 6901412 - Tracking system, method and computer program product for document processing
2. 6701315 - Systems, methods, and computer program products for delivering information in a preferred medium
3. 6370521 - Tracking system, method and computer program product for document processing
4. 6157924 - Systems, methods, and computer program products for delivering