Michael M. Chen
20Patents
5h-index
16Co-inventors
66Inventor score
Filing activity: May 5, 1999 → May 2, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7325761B2 | Hammer for a material size reduction machine | Performing Operations; Transporting | 33 | Expired |
| US5983985A | Air preheater heat transfer elements and method of manufacture | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6516871B1 | Heat transfer element assembly | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US7267293B2 | High efficiency bowl mill | Performing Operations; Transporting | 9 | Expired |
| US6902126B2 | Hybrid turbine classifier | Performing Operations; Transporting | 8 | Expired |
| US7028847B2 | High efficiency two-stage dynamic classifier | Performing Operations; Transporting | 3 | Expired |
| US7963471B2 | Fine grinding roller mill | Performing Operations; Transporting | 2 | Active |
| US6913054B2 | Envelope flap moistening apparatus | Performing Operations; Transporting | 2 | Expired |
| US10016762B2 | Vertical bowl mill for producing coarse ground particles | Performing Operations; Transporting | 2 | Active |
| US8550389B2 | Imp mill having a uniform wear hammer arrangement | Performing Operations; Transporting | 1 | Active |
| US7665681B2 | Fine grinding roller mill | Performing Operations; Transporting | 1 | Active |
| US12103046B1 | Adjustable static classifier | Performing Operations; Transporting | 0 | Active |
| US7897134B1 | System and method for calcining gypsum | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11701666B2 | Support-ring and grinding-ring with a radiused interface | Performing Operations; Transporting | 0 | Active |
| US11892236B2 | System for conditioning stucco in a dust collector | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US7898207B2 | Method for controlling a DC motor | Physics | 0 | Active |
| US11679392B2 | Planetary roller mill for processing high moisture feed material | Performing Operations; Transporting | 0 | Active |
| US12214355B2 | Planetary roller mill for processing high moisture feed material | Performing Operations; Transporting | 0 | Active |
| US10500592B2 | Roller mill system with rejects removal system | Performing Operations; Transporting | 0 | Active |
| US12138631B2 | High efficiency impact mill | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.