Average Co-Inventor Count = 3.32
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. International Business Machines Corporation (4 from 164,219 patents)
2. Progressive Games, Inc. (2 from 23 patents)
6 patents:
1. D373217 - Ashtray
2. 5542438 - Smokeless ashtray system
3. D356548 - Enclosure of a hand held computer
4. D352279 - Portable computer tablet with a touch screen and stylus
5. D329819 - Automotive diagnostic system
6. D319219 - Personal computer or similar article