Craig A. Hoffman
24Patents
12h-index
15Co-inventors
78Inventor score
Filing activity: Jul 6, 1982 → Mar 6, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5804475A | Method of forming an interband lateral resonant tunneling transistor | Emerging Cross-Sectional Technologies | 65 | Expired |
| USD550852S1 | Thermal pack | General | 56 | Expired |
| US5793787A | Type II quantum well laser with enhanced optical matrix | Electricity | 50 | Expired |
| US7645220B2 | Perineometer with wireless biofeedback | Emerging Cross-Sectional Technologies | 46 | Expired |
| US7628744B2 | Multi-mode pelvic exercise probe | Emerging Cross-Sectional Technologies | 45 | Active |
| USD556333S1 | Therapeutic thermal pack | General | 31 | Expired |
| US4453326A | Document holding and segregating device | Performing Operations; Transporting | 29 | Expired |
| US7955241B2 | Multi-mode pelvic exercise probe | Emerging Cross-Sectional Technologies | 29 | Active |
| US5665618A | Method of forming an interband lateral resonant tunneling transistor with single narrow gate electrode | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5788499A | Posterior composite restoration instrument and method | Human Necessities | 13 | Expired |
| US4558923A | Picosecond bistable optical switch using two-photon transitions | Physics | 13 | Expired |
| US5477377A | Optical switches and detectors utilizing indirect narrow-gap superlattices as the optical materials | Physics | 12 | Expired |
| US7002447B2 | Fuel tank resistor card having improved corrosion resistance | Electricity | 12 | Expired |
| US8833816B2 | Collection device for pet waste material | Fixed Constructions | 7 | Active |
| US5654558A | Interband lateral resonant tunneling transistor | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5789931A | Quantitative mobility spectrum analysis for magnetic field dependent hall and resistivity data | Physics | 5 | Expired |
| USD333679S | Document holder | General | 5 | Expired |
| US5459321A | Laser hardened backside illuminated optical detector | Physics | 5 | Expired |
| US6985068B2 | Fuel tank resistor card having improved corrosion resistance | Electricity | 4 | Expired |
| US5724174A | Intersubband electro-optical modulators based on intervalley transfer in asymmetric double quantum wells | Physics | 4 | Expired |
| US8403386B2 | Collection device for pet waste material | Fixed Constructions | 3 | Active |
| US6828898B2 | Fuel tank resistor card having improved corrosion resistance | Electricity | 3 | Expired |
| US6985067B2 | Fuel tank resistor card having improved corrosion resistance | Electricity | 2 | Expired |
| US11771953B1 | Perineometer and method for use of same | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.