Megastir Technologies LLC
19Patents
19Active
19Granted
49Portfolio score
Filing activity: Mar 24, 2005 → Dec 15, 2014 · 8 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8910851B2 | Material surface modification using friction stir welding hybrid process | Performing Operations; Transporting | 17 | Active |
| US7992759B2 | Two spiral stepped friction stir welding tool | Performing Operations; Transporting | 16 | Active |
| US8056797B2 | Expandable mandrel for use in friction stir welding | Performing Operations; Transporting | 13 | Active |
| US8550326B2 | Expandable mandrel for use in friction stir welding | Performing Operations; Transporting | 12 | Active |
| US8241556B2 | Rotary holding device for gripping tool material at elevated temperatures through multiple collar assembly | Performing Operations; Transporting | 12 | Active |
| US8302834B2 | Friction stir welding using a superabrasive tool | Performing Operations; Transporting | 12 | Active |
| US8317080B2 | Methods to fabricate fully enclosed hollow structures using friction stir welding | Emerging Cross-Sectional Technologies | 11 | Active |
| US9764375B2 | Friction bit joining of materials using a friction rivet | Emerging Cross-Sectional Technologies | 10 | Active |
| US9242308B2 | Out of position friction stir welding of casing and small diameter tubing or pipe | Performing Operations; Transporting | 10 | Active |
| US8490855B2 | Methods to fabricate fully enclosed hollow structures using friction stir welding | Emerging Cross-Sectional Technologies | 10 | Active |
| US8186561B2 | Solid state processing of hand-held knife blades to improve blade performance | Chemistry; Metallurgy | 10 | Active |
| US9352425B2 | Material surface modification using friction stir welding hybrid process | Performing Operations; Transporting | 10 | Active |
| US7845545B2 | Three-body joining using friction stir processing techniques | Performing Operations; Transporting | 10 | Active |
| US7993575B2 | Friction stir welding using a superabrasive tool | Performing Operations; Transporting | 10 | Active |
| US9061370B2 | Friction stir welding using a superabrasive tool | Performing Operations; Transporting | 10 | Active |
| US8157154B2 | Three-body joining using friction stir processing techniques | Performing Operations; Transporting | 8 | Active |
| US7909231B2 | Method for using modifiable tool control parameters to control the temperature of the tool during friction stir welding | Performing Operations; Transporting | 8 | Active |
| US8469256B2 | Method for using a non-linear control parameter ramp profile to approach a temperature set point of a tool or weld that prevents temperature overshoot during friction stir welding | Performing Operations; Transporting | 8 | Active |
| US9061371B2 | Disposable mandrel for friction stir joining | Performing Operations; Transporting | 8 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.