Average Co-Inventor Count = 2.00
ph-index = 5
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. Seiki Sogyo Co., Ltd. (5 from 5 patents)
2. Seiki Juko Co., Ltd. (1 from 4 patents)
3. Seiko Sogyo Co., Ltd. (1 from 1 patent)
6 patents:
1. 7730926 - Sliding screen door
2. 7717152 - Net guide for wire screen and wire screen apparatus having the same
3. 7669634 - Sliding roll screen door
4. 7669632 - Sliding screen door
5. 7487816 - Take up-type screen device
6. 7370685 - Take up-type screen device whose lock is releasable from either inside or outside