Average Co-Inventor Count = 1.46
ph-index = 19
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. North American Philips Corporation (42 from 950 patents)
2. Philips Electronics North America Corporation (20 from 838 patents)
3. U.S. Philips Corporation (7 from 14,087 patents)
69 patents:
1. D435912 - Light treatment device
2. D429374 - Accessory attachment for a hair dryer
3. D429028 - Hair dryer with sensor
4. D412569 - Aromatherapy device
5. D411646 - Accessory attachment for hair dryer
6. D409938 - Sound selector
7. D407339 - Combined sound selector and alarm system
8. D384328 - Adaptor
9. D383755 - Combined environmental sound machine and digital alarm clock
10. D382854 - Adaptor
11. D381627 - Adaptor
12. D381624 - Converter
13. D381410 - Decorative environmental aroma machine
14. D381019 - Environmental sound machine
15. D380538 - Decorative environmental aroma machine