Average Co-Inventor Count = 1.14
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. Other (2 from 832,880 patents)
2. Norlin Industries, Inc. (2 from 67 patents)
4 patents:
1. 5900561 - Guitar with improved headblock and tailblock
2. 4450748 - Solid body guitar with sealed cavity
3. 4351217 - Removable tailblock
4. 4208941 - Adjustable bridge saddle