Average Co-Inventor Count = 1.23
ph-index = 4
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. Sun Metal Products, Inc. (2 from 9 patents)
2. Robbins Industries, Inc. (1 from 76 patents)
3. Lancaster Tool & Tie Co., Inc. (1 from 1 patent)
4 patents:
1. 5641096 - Condiment dispenser
2. 4768943 - Apparatus for use in forming hollow plastic drumsticks
3. D276513 - Combined wheel and tire
4. 4444435 - Molded wheel center