Average Co-Inventor Count = 6.33
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. Sharp Kabushiki Kaisha Corporation (3 from 25,530 patents)
2. Fujisawa Pharmaceutical Company, Ltd. (1 from 940 patents)
3. Kabushiki Kaisha Nichibei (1 from 12 patents)
4 patents:
1. 6359145 - Imidazole compounds
2. 4856574 - Electric blind apparatus
3. 4258731 - Hair waving appliance controlled by a microcomputer
4. 4256127 - Hair waving appliance with infrared heaters and an ultrasonic atomizer