Average Co-Inventor Count = 2.80
ph-index = 3
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. Quartex, Division of Primex, Inc. (4 from 8 patents)
2. Quartex, Inc. (1 from 9 patents)
3. Quartex, a Division of Primex, Inc. (1 from 3 patents)
4. Quartex, Division of Primax, Inc. (1 from 1 patent)
7 patents:
1. 7539085 - Wireless synchronous time system
2. 7499379 - Wireless synchronous time system
3. 7480210 - Wireless synchronous time system
4. 7457200 - Wireless synchronous time system
5. 7411869 - Wireless synchronous time system
6. 6873573 - Wireless synchronous time system
7. 6269055 - Radio-controlled clock movement