Thomas Marshall
32Patents
15h-index
22Co-inventors
81Inventor score
Filing activity: Nov 9, 1979 → Apr 21, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7303192B2 | Drop turn target | Mechanical Engineering; Lighting; Heating | 41 | Expired |
| US7275748B2 | Inlet channel for bullet traps | Emerging Cross-Sectional Technologies | 38 | Expired |
| US7194944B2 | Bullet trap | Emerging Cross-Sectional Technologies | 38 | Expired |
| US7234890B1 | Joint for bullet traps | Emerging Cross-Sectional Technologies | 37 | Expired |
| US6484990B1 | Target clamp | Mechanical Engineering; Lighting; Heating | 37 | Expired |
| US7306230B2 | Impact plate attachment system for bullet traps | Emerging Cross-Sectional Technologies | 36 | Expired |
| US7322771B1 | Joint for bullet traps | Emerging Cross-Sectional Technologies | 35 | Active |
| US7503250B2 | Bullet containment trap | Emerging Cross-Sectional Technologies | 28 | Active |
| US7469903B2 | Target clamping system | Emerging Cross-Sectional Technologies | 26 | Active |
| US7793937B2 | Bullet trap | Emerging Cross-Sectional Technologies | 24 | Active |
| US7775526B1 | Bullet trap | Emerging Cross-Sectional Technologies | 23 | Active |
| US7653979B2 | Method for forming ballistic joints | Emerging Cross-Sectional Technologies | 23 | Active |
| US7789666B2 | Training door | Physics | 18 | Active |
| US8128094B2 | Bullet trap | Emerging Cross-Sectional Technologies | 17 | Active |
| US4331936A | Free electron laser employing an expanded hollow intense electron beam and periodic radial magnetic field | Electricity | 15 | Expired |
| US8091896B2 | Bullet trap | Emerging Cross-Sectional Technologies | 15 | Active |
| US7914004B2 | Method for using a multifunction target actuator | Mechanical Engineering; Lighting; Heating | 15 | Active |
| US7497441B2 | Adjustable target mount | Mechanical Engineering; Lighting; Heating | 14 | Active |
| US8276916B2 | Support for bullet traps | Emerging Cross-Sectional Technologies | 13 | Active |
| US8485529B2 | Bullet trap | Emerging Cross-Sectional Technologies | 13 | Active |
| US8016291B2 | Multifunction target actuator | Mechanical Engineering; Lighting; Heating | 12 | Active |
| US9228810B2 | Bullet trap | Emerging Cross-Sectional Technologies | 12 | Active |
| US8550465B2 | Multifunction target actuator | Mechanical Engineering; Lighting; Heating | 12 | Active |
| US4825441A | Free electron laser using a relativistic beam with spiralling electron | Electricity | 10 | Expired |
| USD441826S | Sharpened nose penetrator | General | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.