Average Co-Inventor Count = 3.43
ph-index = 1
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. Lixil Corporation (2 from 113 patents)
2. Arkray, Inc. (1 from 547 patents)
3 patents:
1. D1106482 - Specimen analysis apparatus
2. D885536 - Lavatory pan
3. D884848 - Urinal