Average Co-Inventor Count = 1.78
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. Sperry Rand Corporation (3 from 628 patents)
2. United States Surgical Corporation (1 from 1,184 patents)
4 patents:
1. 4513746 - Instrument for applying plastic-like surgical fastening devices
2. 4125940 - Hair trimmer
3. 4039774 - Portable hair dryer
4. 3991464 - Latch and release for a trimmer device in an electric dry shaver