Average Co-Inventor Count = 2.00
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. Kinergy Industrial Co., Ltd. (6 from 7 patents)
6 patents:
1. D415324 - Vacuum cleaner
2. D413187 - Upright vacuum cleaner
3. 5920043 - Circuit breaker control device for a vacuum cleaners dust hopper
4. 5839160 - Clutch control mechanical device for the brush axle of a vacuum cleaner
5. 5836620 - Telescopic extension wand for vacuum cleaner
6. 5819368 - Metal collection device for vacuum cleaners