Average Co-Inventor Count = 2.40
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. Branson Ultrasonics Corporation (2 from 121 patents)
2. Duracell Inc. (1 from 219 patents)
3. The Bridgeport Metal Goods Manufacturing Company (1 from 25 patents)
4 patents:
1. D307653 - Ultrasonic cleaner
2. D307654 - Ultrasonic cleaner
3. D288857 - Auxiliary lighting fixture
4. D285356 - Flashlight