Average Co-Inventor Count = 1.85
ph-index = 2
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. Oracle America, Inc. (3 from 1,927 patents)
2. Oracle International Corporation (2 from 11,294 patents)
3. Storage Technology Corporation (1 from 947 patents)
6 patents:
1. 9042055 - Grooved tape guide roller
2. 8947824 - Tape guide roller with serpentine flanges
3. 8220734 - Tape drive
4. 8027122 - Dual sided tape storage device and dual sided tape drive
5. 7913943 - Tape drive
6. 6994293 - Tape drive transport roller