Average Co-Inventor Count = 2.03
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. Other (2 from 832,891 patents)
2. Manco, Inc. (2 from 24 patents)
3. Royal Appliance Manufacturing Company (2 from 6 patents)
4. Casco Products Corporation (1 from 57 patents)
5. Scentronic Industries, Inc. (1 from 1 patent)
7 patents:
1. 7674971 - Keyboard attachment for disabled persons
2. 6974903 - Keyboard attachment for disabled persons
3. D309807 - Vacuum cleaner
4. D309204 - Vacuum cleaner
5. 4884734 - Tape dispenser
6. 4805869 - Apparatus for manufacturing of tape dispenser
7. 4731521 - Electric cigar lighter having aromatic emitting means