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. International Business Machines Corporation (7 from 164,197 patents)
7 patents:
1. 9454722 - Manufacturing a physical medium configured to store data
2. 9230201 - Computer system for manufacturing a physical medium configured to store data
3. 9092718 - Cellular phone for illuminating invisible information in an object to obtain additional information located at a web server
4. 9001389 - Manufacturing a physical medium configured to store data
5. 8659787 - Manufacturing a physical medium configured to store data and obtaining additional information associated with an article in a book
6. 8259342 - System, method and program for generating data for printing invisible information, and method of manufacturing physical medium whereupon invisible information is printed
7. 8020770 - Display method and display apparatus