Average Co-Inventor Count = 3.00
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. Seiko Instruments Inc (1 from 2,899 patents)
2. Kurabo Industries Ltd. (1 from 10 patents)
1 patent:
1. 5538896 - Highly sensitive detection method of amino acid derivative