PATENT CLAIM ANALYSIS

Application Number: 15901930
Application Type: Utility
Filing Date: 2018-02
Publication Date: 2019-03
Patent Classification: ["257", "329000"]

Abstract:
A semiconductor device of an embodiment includes a semiconductor layer having first and second plane, a first semiconductor region of a first conductivity type, second semiconductor regions of a second conductivity type between the first semiconductor region and the first plane, third semiconductor regions of a first conductivity type provided between the first semiconductor region and the first plane and provided between the second semiconductor regions, a fourth semiconductor region provided between the second semiconductor regions and the first plane, and having a higher second conductivity-type impurity concentration than the second semiconductor regions, a fifth semiconductor region of a first conductivity type between the fourth semiconductor region and the first plane, a sixth semiconductor region provided between the second semiconductor regions and the fourth semiconductor region, and having a higher electric resistance per unit depth than the second semiconductor regions, a gate electrode, and a gate insulating film.

Claim (Index 1):
A semiconductor device comprising:\n a semiconductor layer having a first plane and a second plane; a first semiconductor region of a first conductivity type provided in the semiconductor layer; second semiconductor regions of a second conductivity type provided between the first semiconductor region and the first plane; third semiconductor regions of the first conductivity type provided between the first semiconductor region and the first plane, and the third semiconductor regions provided between the second semiconductor regions, the third semiconductor regions and the second semiconductor regions being alternately arranged; a fourth semiconductor region of the second conductivity type provided between at least one of the second semiconductor regions and the first plane, the fourth semiconductor region having at least a part provided in contact with the first plane, and the fourth semiconductor region having a higher second conductivity-type impurity concentration than the second semiconductor regions; a fifth semiconductor region of the first conductivity type provided between the fourth semiconductor region and the first plane; a sixth semiconductor region provided between the at least one of the second semiconductor regions and the fourth semiconductor region, and the sixth semiconductor region having a higher electric resistance per unit depth than the second semiconductor regions; a gate electrode; and a gate insulating film provided between the at least part of the fourth semiconductor region and the gate electrode.

Metadata:
- Claim Count in Document: 19.0
- Percentile: 88.0
- Lexical Diversity: 3.87805
- Patent Class: 257.0
- Transitional Phrase Type: open
- Component Type: 1
- Foreign Priority: True
- Related Applications: ['15901994', '12728823', '12055585', '15070854', '12840201']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.9036530861477312
- 35 USC 102 Novelty (BERT): 0.4979422224641054
- Combined Prediction Score: 0.8630819997793686
- Mean Citation Score: 234.069586
- Max Citation Score: 259.12985
- Similarity Product: 217.2487839849293

Labels:
- Claim Label 101: 1
- Claim Label 102: 1
- Claim Label 103: 0
- Claim Label 112: 1
- Combined Label: 1
- Label 101 Adjusted: 1

Dataset: test