John H. Speidel, Jr.
6Patents
3h-index
7Co-inventors
42Inventor score
Filing activity: Jun 21, 2004 → Jun 26, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7138535B1 | Direct epoxidation process | Chemistry; Metallurgy | 8 | Expired |
| US7550610B1 | Direct epoxidation process | Performing Operations; Transporting | 6 | Active |
| US7541479B1 | Direct epoxidation process | Chemistry; Metallurgy | 3 | Active |
| US7649102B2 | Propylene oxide process | Emerging Cross-Sectional Technologies | 1 | Active |
| US7002026B2 | Removal of propylene glycol and/or propylene glycol ethers from aqueous streams | Chemistry; Metallurgy | 0 | Expired |
| US8124797B2 | Epoxidation process | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.