Malcolm C. Smith
27Patents
8h-index
26Co-inventors
75Inventor score
Filing activity: Feb 27, 1990 → Dec 17, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5522216A | Thermoelectric refrigerator | Emerging Cross-Sectional Technologies | 75 | Expired |
| US5114047A | Pump and mixing device for liquids | Emerging Cross-Sectional Technologies | 74 | Expired |
| US5275309A | One way valve with unitary valve element | Emerging Cross-Sectional Technologies | 52 | Expired |
| US5305136A | Optically bidirectional fast optical switch having reduced light loss | Physics | 37 | Expired |
| US5298964A | Optical stress sensing system with directional measurement capabilities | Physics | 24 | Expired |
| US7316303B2 | Force-controlling mechanical device | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US7196789B2 | Light processor providing wavelength control and method for same | Physics | 19 | Expired |
| USD355854S | Container | General | 12 | Expired |
| US7139128B2 | Diffraction grating having high throughput efficiency | Physics | 8 | Expired |
| USD467806S1 | Container | General | 7 | Expired |
| US7046410B2 | Actuatable diffractive optical processor | Performing Operations; Transporting | 7 | Expired |
| US5109189A | Single crystal electro-optic sensor with three-axis measurement capability | Physics | 6 | Expired |
| US7379241B2 | High efficiency phase grating having a planar reflector | Physics | 5 | Expired |
| USD340866S | Combined bottle and cap | General | 5 | Expired |
| US7791027B2 | Apparatus and method providing a hand-held spectrometer | Physics | 5 | Active |
| US7505641B1 | Optical biosensor incorporating wavelength encoding of multiple unlabeled analytes | Physics | 4 | Active |
| US6768589B2 | Method and apparatus providing reduced polarization-dependent loss | Physics | 3 | Expired |
| US9052232B2 | Spheroid sample cell for spectrometer | Physics | 3 | Active |
| US6985308B1 | Telecommunications optical processor | Electricity | 2 | Expired |
| US8994938B2 | Raman spectroscopy using diffractive MEMS | Physics | 2 | Active |
| US8881876B2 | Force-controlling hydraulic device | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US9194743B2 | Raman spectroscopy using diffractive MEMS | Physics | 0 | Active |
| US8922769B2 | High resolution MEMS-based Hadamard spectroscopy | Emerging Cross-Sectional Technologies | 0 | Active |
| US12158425B2 | Adjustable extended focus raman system | Physics | 0 | Active |
| US9403543B2 | Train suspension system | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.