Average Co-Inventor Count = 3.00
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. Toppan Photomasks, Inc. (4 from 17 patents)
4 patents:
1. 8833722 - Apparatus for transport of equipment and method for manufacture thereof
2. 8833723 - Apparatus for transport of equipment and method for manufacture thereof
3. 8347793 - Apparatus for transport of equipment and method for manufacture thereof
4. 8172194 - Apparatus for transport of equipment and method for manufacture thereof