Average Co-Inventor Count = 1.12
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. Other (7 from 832,812 patents)
2. Springfield, Inc. (1 from 44 patents)
9 patents:
1. 11187491 - Tactical pen weapon
2. 11000113 - Magnetic firearm and knife holster
3. 10913168 - Self-retaining inverted grip knife
4. 9631892 - Pistol grip knife
5. D713923 - Pistol grip knife
6. 7832135 - Model 1911 type firearm safety lock
7. 6889459 - Model 1911 type firearm safety lock
8. 6647655 - Model 1911 type firearm safety lock
9. 6601331 - Integrated manual safety device for hammerless semiautomatic pistols