Average Co-Inventor Count = 2.00
ph-index = 2
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. Olympia Werke Ag (1 from 64 patents)
2. Olympia Aktiengesellschaft (1 from 5 patents)
2 patents:
1. 4629341 - Method for controlling printing position on a typewriter for underlining
2. 4618275 - Method for resetting the printing head of a typewriter