Robert John Locker
23Patents
10h-index
45Co-inventors
75Inventor score
Filing activity: Apr 4, 1988 → Jan 29, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5409870A | Modified cordierite precursors | Emerging Cross-Sectional Technologies | 44 | Expired |
| US4855265A | High temperature low thermal expansion ceramic | Chemistry; Metallurgy | 43 | Expired |
| US6077483A | Coated catalytic converter substrates and mounts | Mechanical Engineering; Lighting; Heating | 36 | Expired |
| US5429779A | Method of making cordierite bodies | Chemistry; Metallurgy | 24 | Expired |
| US8974724B2 | Aluminum titanate batch compositions and method | Emerging Cross-Sectional Technologies | 19 | Active |
| US6299843A | Catalytic converter for use in an internal combustion engine and a method of making | Emerging Cross-Sectional Technologies | 18 | Expired |
| US6862927B2 | Filters for engine exhaust particulates | Emerging Cross-Sectional Technologies | 17 | Expired |
| US6298729A | Catalytic converter testing | Emerging Cross-Sectional Technologies | 17 | Expired |
| US6484397B1 | Method of assembling a catalytic converter for use in an internal combustion engine | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6491878B1 | Catalytic converter for use in an internal combustion engine | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US5917150A | Mineral-insulated cable terminations | Electricity | 9 | Expired |
| US4915887A | Method of preparing high temperature low thermal expansion ceramic | Chemistry; Metallurgy | 8 | Expired |
| US5824143A | Method for compounding ceramic powder batches | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7841170B2 | Regeneration of diesel particulate filters | Emerging Cross-Sectional Technologies | 3 | Active |
| US8672660B2 | Devices and methods for regulating extruder ceramic batch material | Performing Operations; Transporting | 2 | Active |
| US10603633B2 | Honeycomb structure comprising a cement skin composition with crystalline inorganic fibrous material | Emerging Cross-Sectional Technologies | 1 | Active |
| US9133061B2 | Ceramics manufacture using rapidly dissolvable cellulosic binder | Chemistry; Metallurgy | 0 | Active |
| US11883768B2 | Methods and apparatus for plugging cells of ceramic structures and honeycomb filters | Performing Operations; Transporting | 0 | Active |
| US11919194B2 | Methods of plugging a honeycomb body | Performing Operations; Transporting | 0 | Active |
| US10301222B2 | Ceramic powders with controlled size distribution | Chemistry; Metallurgy | 0 | Active |
| US9908259B2 | Dual loop control of ceramic precursor extrusion batch | Performing Operations; Transporting | 0 | Active |
| US8056401B2 | In-line moisture-content measurement of ceramic materials in ceramic article manufacturing | Performing Operations; Transporting | 0 | Active |
| US11986975B2 | Methods and apparatus for plugging cells of ceramic structures and honeycomb filters | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.