Average Co-Inventor Count = 1.33
ph-index = 1
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. Kabushiki Kaisha Suwa Seikosha (2 from 446 patents)
2. Shinshu Seiki Kabushiki Kaisha (1 from 58 patents)
2 patents:
1. 4328747 - Character ring-selecting type printer
2. 4062488 - Mechanisms for producing precisely-timed intermittent operations