Average Co-Inventor Count = 1.14
ph-index = 3
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. Other (3 from 832,880 patents)
2. Flasher Equipment Co., Inc. (1 from 1 patent)
4 patents:
1. 5654825 - Line obstruction marker ball with enhanced daytime and nighttime
2. 5361018 - Intermediate voltage cable marker with enhanced conspicuity
3. D334314 - Base for a post
4. 5001402 - Illuminated aerial marker