Average Co-Inventor Count = 1.51
ph-index = 6
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. Brother Kogyo Kabushiki-kaisha (16 from 17,580 patents)
2. Nippon Telegraph and Telephone Corporation (1 from 5,289 patents)
16 patents:
1. 7570745 - Telephone system having message recording function
2. 7012995 - Telephone system having message recording function
3. 6983041 - Versatile communication device with a facsimile function and a telephone function
4. 6944275 - Versatile communication device with a facsimile function and a telephone function
5. 6636333 - Information transmission device
6. 6547620 - Communication apparatus, memory medium and method
7. 6427004 - Communication apparatus
8. 6339641 - Telephone device
9. 6314173 - Telephone apparatus having a multifunction call-waiting operating portion
10. 6173412 - Apparatus and method for initializing a writeable/nonvolatile memory device
11. 5946106 - Facsimile machine with communication management function
12. 5894507 - Telephone with function for adding and removing regional numbers from
13. 5841838 - Telephone answering unit with caller identification and message
14. 5745257 - Communication device
15. 5414528 - Facsimile machine equipped with appendant information adding unit