Average Co-Inventor Count = 10.68
ph-index = 5
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. (5 from 42,485 patents)
5 patents:
1. 5917211 - Semiconductor integrated circuit, method of fabricating the same and
2. 5734188 - Semiconductor integrated circuit, method of fabricating the same and
3. 5264712 - Semiconductor integrated circuit, method of fabricating the same and
4. 4835089 - Resist pattern forming process with dry etching
5. 4738910 - Method of applying a resist