John Lim
15Patents
8h-index
13Co-inventors
69Inventor score
Filing activity: Jun 17, 1976 → Mar 18, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4086187A | Attrition resistant zeolitic catalyst | Emerging Cross-Sectional Technologies | 28 | Expired |
| US4206085A | Balanced alumina matrix in zeolite containing catalyst | Chemistry; Metallurgy | 22 | Expired |
| US5314667A | Method and apparatus for single crystal silicon production | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5580171A | Solids mixing, storing and conveying system for use with a furnace for single crystal silicon production | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4613491A | Redistribution catalyst and methods for its preparation and use to convert chlorosilicon hydrides to silane | Chemistry; Metallurgy | 14 | Expired |
| US4333857A | Attrition resistant zeolite containing catalyst | Chemistry; Metallurgy | 12 | Expired |
| US4325847A | Use of additional alumina for extra zeolite stability in FCC catalyst | Performing Operations; Transporting | 12 | Expired |
| US4356113A | Substrates with calibrated pore size and catalysts employing the same | Performing Operations; Transporting | 12 | Expired |
| US4325845A | Zeolite catalysts and method of producing the same | Chemistry; Metallurgy | 7 | Expired |
| US4701430A | Hydrogenation catalyst and methods for its preparation and use to convert silicon tetrachloride to chlorosilane and silane | Performing Operations; Transporting | 7 | Expired |
| US4253989A | Zeolitic catalyst and method of producing same | Performing Operations; Transporting | 6 | Expired |
| US4269815A | Method of exchanging sodium zeolite | Performing Operations; Transporting | 5 | Expired |
| US5919083A | Centering template for concentric grinding | Emerging Cross-Sectional Technologies | 2 | Expired |
| US9492959B2 | Self-balancing hot runner with independent flow and pressure control | Performing Operations; Transporting | 2 | Active |
| US4459271A | Process for the exchange of crystalline zeolites | Performing Operations; Transporting | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.