Average Co-Inventor Count = 4.00
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. Japan Energy Corporation (1 from 130 patents)
2. Mayekawa Manufacturing Co., Ltd. (1 from 9 patents)
3. Japan Energy Corporation & Mayekawa Manufacturing Co. Ltd. (1 from 1 patent)
2 patents:
1. 5688433 - Ammonia refrigerating machine, working fluid composition and method
2. 5651257 - Working fluid composition and method for lubricating ammonia