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. Phonemate, Inc. (3 from 19 patents)
2. Adams Rite Manufacturing Co. (1 from 45 patents)
4 patents:
1. D372717 - Telephone answering device base unit
2. 5432836 - Interchangeable base arrangement for wall mount/desk mount telephone
3. D356087 - Combined telephone, telephone handset and telephone answering device
4. 5118150 - Compact electric strike