Method for quantitative evaluation of self-sealing property of organic-rich shale
US-12436141-B1 · Oct 7, 2025 · US
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Jia Chengzao patents
Jia Chengzao is listed as an inventor on 6 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Jia Chengzao |
| Total patents | 6 |
| First publication | Nov 26, 2024 |
| Latest publication | Oct 7, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Quantitative identification method for provenance of clastic rocks
US-2025277778-A1 · Sep 4, 2025 · US
Calculation method for fractal dimension of shale pores
US-12345665-B1 · Jul 1, 2025 · US
Quantitative prediction method for gas content of deep marine shale
US-12338732-B2 · Jun 24, 2025 · US
Quantitative prediction method for gas content of deep marine shale
US-2025129717-A1 · Apr 24, 2025 · US
Method for calculating surface relaxation rate of shale
US-12153004-B1 · Nov 26, 2024 · US
Recent patents
Latest publications not already listed above.
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Univ Southwest Petroleum | 6 |
| Univ China Geosciences Wuhan | 3 |
| Sinopec Southwest Petroleum Bureau Co Ltd | 2 |
| Petrochina Zhejiang Oilfield Company | 2 |
| Univ China Petroleum Beijing | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| G01N15/0886 | 3 |
| G01N15/088 | 3 |
| G01N33/24 | 3 |
| E21B2200/22 | 2 |
| E21B49/008 | 2 |