Average Co-Inventor Count = 5.87
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. Matsushita Electric Industrial Co., Ltd. (2 from 27,375 patents)
2. Sumitomo Electric Industries, Limited (1 from 10,239 patents)
3. Sankyo Kasei Co., Ltd. (1 from 8 patents)
2 patents:
1. 5057650 - Molded circuit component unit for connecting lead wires
2. 4885188 - Process for forming thin film of metal sulfides