Average Co-Inventor Count = 2.50
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 (5 from 164,135 patents)
5 patents:
1. 6323883 - Method and apparatus of displaying a calendar
2. 6289085 - Voice mail system, voice synthesizing device and method therefor
3. 5745881 - Kana-Kanji conversion system and a method for producing a Kana-Kanji
4. 5724531 - Method and apparatus of manipulating an object on a display
5. 5630038 - Method and apparatus for coloring an image on a screen