Average Co-Inventor Count = 1.00
ph-index = 7
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. Oohiro Works, Ltd. (32 from 66 patents)
32 patents:
1. 6761339 - Leg part for a barber or beauty chair
2. D489481 - Automatic hair washing machine
3. D488586 - Automatic hair washer
4. D488257 - Automatic hair washer
5. D482820 - Automatic hair washer
6. 6615418 - Automatic hair washer
7. 6609759 - Chair and stand for chair
8. 6604251 - Hair washing stand
9. D468483 - Hair processing accelerator
10. D462423 - Pedestal sink for washing hair
11. D459448 - Chair support and pedestal sink for washing hair
12. D459449 - Pedestal sink for washing hair
13. D459450 - Swivel pedestal and sink for washing hair
14. D459451 - Swivel pedestal and sink for washing hair
15. D455580 - Leg for a chair for hair washing