Average Co-Inventor Count = 2.12
ph-index = 6
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. Ykk Architectural Products Inc. (6 from 34 patents)
6 patents:
1. 5910084 - Reinforcing structure for vertical frame member of sash frame
2. 5822926 - Structure for mounting cremorne lock and reinforcing member in vertical
3. 5761860 - Panel mounting structure
4. 5758459 - Sash frame structure for attaching glass
5. 5749175 - Structure of mating portions of double door assembly
6. 5746032 - Structure for attaching a lower transverse frame member of a sash to a