| Patent No. | Patent Title: |
| 4938376 | Valve for safeguarding the outer container of double wall va... |
| 4934562 | Cover construction for waste containers |
| 4917282 | Holder for golf balls and the like |
| 4020317 | Method of mining rock with an electron beam |
| 4010345 | Gas delivery means for cutting with laser radiation |
| 4009364 | Curing of protective coatings with IRASER beams |
| 4006340 | Device for the rapid depositing of oxides in thin layers which ad... |
| 4002877 | Method of cutting with laser radiation and liquid coolant |
| 4001543 | Apparatus for a laser welding of a pipeline, particularly suitabl... |
| 4000391 | Nuclear reactor fuel element splitter |
| 4000392 | Fusion zone purification by controlled laser welding |
| 3999030 | Welding method for dissimilar metals |
| 3999032 | Current control in an electron beam welder |
| 3999031 | Method for electron-beam welding of dissimilar metals |
| 3997756 | Method for striking main arc between the electrode of plasmatron ... |
| 3991296 | Apparatus for forming grooves on a wafer by use of a laser |
| 3988566 | Automatic plasma flame spraying process and apparatus |
| 3988564 | Ion beam micromachining method |
| 3975612 | Welding method for dissimilar metals |
| 3975609 | Vacuum delay valve |
| 3975613 | Electron beam-generating system |
| 3970819 | Backside laser dicing system |
| 3969603 | Plasma-MIG arc welding |
| 3969604 | Method of welding galvanized steel |
| 3965326 | Welding by electron bombardment |
| 3965328 | Laser deep cutting process |
| 3965327 | Method of cutting material to shape from a moving web by burning |
| 3962558 | Method and apparatus for drilling watch jewels or other workpiece... |
| 3958097 | Plasma flame-spraying process employing supersonic gaseous stream... |
| 3953706 | Laser bent beam controlled dwell wire stripper |
| 3953705 | Controlled arc gas heater |
| 3952180 | Cladding |
| 3949188 | Method and apparatus for operating an arc-transfer type torch |
| 3949186 | Method for welding between metallic body and precision tube body |
| 3947654 | Method of generating laser-radio beam |
| 3947653 | Method of spray coating using laser-energy beam |
| 3944780 | Power supply source for arc welding |
| 3944779 | Process for fusion-welding iron-nickle-cobalt alloy and copper or... |
| 3944778 | Electrode assembly of plasmatron |
| 3941973 | Laser material removal apparatus |
Bizarre Patents 
PatentStorm News
