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. Hitachi, Ltd. (3 from 42,485 patents)
2. Hitachi Consumer Electronics Co., Ltd. (1 from 365 patents)
3. Hitachi Maxell, Limited (1,112 patents)
4. Maxell, Ltd. (881 patents)
4 patents:
1. 8576350 - Image displaying apparatus
2. 8023062 - Image display apparatus
3. 7924366 - Image displaying apparatus
4. 7796206 - Image displaying apparatus