Average Co-Inventor Count = 2.00
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. Government of the United States of America, As Represented by the Secretary of Commerce (1 from 735 patents)
2. Matsushita Electric Works R&d Laboratory, Inc. (1 from 15 patents)
1 patent:
1. 6121730 - Metal hydrides lamp and fill for the same