Norbert Fluhr
26Patents
16h-index
20Co-inventors
81Inventor score
Filing activity: Jun 3, 1991 → Mar 12, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5979846A | Holder for a rifle and kit for assembling holder | Emerging Cross-Sectional Technologies | 51 | Expired |
| US7640689B2 | Hand guard system for use with a firearm | Mechanical Engineering; Lighting; Heating | 39 | Active |
| US6412389B2 | Retainer for securing a silencer on barrel of handgun | Mechanical Engineering; Lighting; Heating | 37 | Expired |
| US6655066B2 | Magazine safety units for a self-loading firearm | Mechanical Engineering; Lighting; Heating | 33 | Expired |
| US7849626B2 | Adjustable shoulder stock apparatus for use with firearms | Mechanical Engineering; Lighting; Heating | 33 | Active |
| US8480329B2 | Coupling pins for connecting weapon components | Emerging Cross-Sectional Technologies | 30 | Active |
| US7814698B2 | Connecting pieces for weapon rails | Mechanical Engineering; Lighting; Heating | 30 | Active |
| USD464702S1 | Pistol | General | 26 | Expired |
| US7637199B2 | Gas cylinder components for use with firearms | Mechanical Engineering; Lighting; Heating | 23 | Active |
| US5635663A | Firearm with interchangeable mode determinator | Mechanical Engineering; Lighting; Heating | 22 | Expired |
| US5799434A | Firearm with interchangeable mode cam | Mechanical Engineering; Lighting; Heating | 22 | Expired |
| US9810493B2 | Bolt releases and firearms including such bolt releases | Mechanical Engineering; Lighting; Heating | 20 | Active |
| US9541340B2 | Magazine release apparatus and firearms including such magazine release apparatus | Mechanical Engineering; Lighting; Heating | 17 | Active |
| US7937872B1 | Plastic magazines for use with firearms | Mechanical Engineering; Lighting; Heating | 16 | Active |
| US6145234A | Firing pin safety catch mechanism | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US6701820B2 | Methods and apparatus for fastening a silencer onto the barrel of a firearm | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US6349495B1 | Firing pin control device for a firearm | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US6604314B2 | Barrel for a firearm | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US6889593B2 | Blank cartridge devices and firearms designed therefor | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US8220192B2 | Firing assemblies for use with firearms | Mechanical Engineering; Lighting; Heating | 9 | Active |
| US6857213B2 | Loading indicators for firearms | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US7290475B2 | Blank cartridge devices for attachment over a muzzle flash suppressor | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US9052155B2 | Firearm | Mechanical Engineering; Lighting; Heating | 6 | Active |
| US8074556B2 | Locking systems for use with firearms | Mechanical Engineering; Lighting; Heating | 5 | Active |
| US6766606B2 | Hand-held firearm with a combination lock | Mechanical Engineering; Lighting; Heating | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.