John C. Shafer
19Patents
12h-index
19Co-inventors
75Inventor score
Filing activity: Apr 18, 1985 → Jun 27, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6592627B1 | System and method for organizing repositories of semi-structured documents such as email | Physics | 111 | Expired |
| US5842200A | System and method for parallel mining of association rules in databases | Emerging Cross-Sectional Technologies | 94 | Expired |
| US5870735A | Method and system for generating a decision-tree classifier in parallel in a multi-processor system | Emerging Cross-Sectional Technologies | 88 | Expired |
| US5799311A | Method and system for generating a decision-tree classifier independent of system memory size | Emerging Cross-Sectional Technologies | 81 | Expired |
| US6138115A | Method and system for generating a decision-tree classifier in parallel in a multi-processor system | Emerging Cross-Sectional Technologies | 76 | Expired |
| US4678894A | Sample identification system | Emerging Cross-Sectional Technologies | 72 | Expired |
| US5884320A | Method and system for performing proximity joins on high-dimensional data points in parallel | Emerging Cross-Sectional Technologies | 52 | Expired |
| US6633885B1 | System and method for web-based querying | Emerging Cross-Sectional Technologies | 35 | Expired |
| US7293038B2 | Systems and methods for client-side filtering of subscribed messages | Emerging Cross-Sectional Technologies | 21 | Expired |
| US8788498B2 | Labeling data samples using objective questions | Physics | 17 | Active |
| US9158813B2 | Relaxation for structured queries | Physics | 15 | Active |
| US9098859B2 | Bringing achievements to an offline world | Physics | 12 | Active |
| US8996539B2 | Composing text and structured databases | Physics | 6 | Active |
| US9262525B2 | Customized search | Physics | 3 | Active |
| US7844636B2 | Systems and methods for client-side filtering of subscribed messages | Emerging Cross-Sectional Technologies | 1 | Active |
| US10380199B2 | Customized search | Physics | 1 | Active |
| US8903914B2 | Selecting user accounts in social network to answer question | Electricity | 1 | Active |
| US11132410B2 | Customized search | Physics | 0 | Active |
| US8832133B2 | Answering web queries using structured data sources | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.