| US2615822A
              (en)
            
            * | 1946-02-21 | 1952-10-28 | William C Huebner | Method of making sheet or web material | 
        
          | US2499288A
              (en)
            
            * | 1947-07-02 | 1950-02-28 | John G Backus | Vacuum analyzer | 
        
          | US2499289A
              (en)
            
            * | 1947-07-02 | 1950-02-28 | John G Backus | Ion generator | 
        
          | US2976174A
              (en)
            
            * | 1955-03-22 | 1961-03-21 | Burroughs Corp | Oriented magnetic cores | 
        
          | US2993638A
              (en)
            
            * | 1957-07-24 | 1961-07-25 | Varian Associates | Electrical vacuum pump apparatus and method | 
        
          | US3046936A
              (en)
            
            * | 1958-06-04 | 1962-07-31 | Nat Res Corp | Improvement in vacuum coating apparatus comprising an ion trap for the electron gun thereof | 
        
          | US3256687A
              (en)
            
            * | 1958-07-31 | 1966-06-21 | Avco Mfg Corp | Hydromagnetically operated gas accelerator propulsion device | 
        
          | NL243654A
              (forum.php)
            
            * | 1958-09-25 |  |  |  | 
        
          | US3093298A
              (en)
            
            * | 1960-06-21 | 1963-06-11 | Gen Electric | Ionic pump | 
        
          | NL137796C
              (forum.php)
            
            * | 1960-07-08 |  |  |  | 
        
          | US3133874A
              (en)
            
            * | 1960-12-05 | 1964-05-19 | Robert W Morris | Production of thin film metallic patterns | 
        
          | US3216652A
              (en)
            
            * | 1962-09-10 | 1965-11-09 | Hughes Aircraft Co | Ionic vacuum pump | 
        
          | GB1053215A
              (forum.php)
            
            * | 1963-04-15 |  |  |  | 
        
          | US3391071A
              (en)
            
            * | 1963-07-22 | 1968-07-02 | Bell Telephone Labor Inc | Method of sputtering highly pure refractory metals in an anodically biased chamber | 
        
          | GB1054660A
              (forum.php)
            
            * | 1963-09-16 |  |  |  | 
        
          | US3282816A
              (en)
            
            * | 1963-09-16 | 1966-11-01 | Ibm | Process of cathode sputtering from a cylindrical cathode | 
        
          | US3305473A
              (en)
            
            * | 1964-08-20 | 1967-02-21 | Cons Vacuum Corp | Triode sputtering apparatus for depositing uniform coatings | 
        
          | FR1502647A
              (forum.php)
            
            * | 1965-12-17 | 1968-02-07 |  |  | 
        
          | US3420767A
              (en)
            
            * | 1966-03-03 | 1969-01-07 | Control Data Corp | Cathode sputtering apparatus for producing plural coatings in a confined high frequency generated discharge | 
        
          | US3410775A
              (en)
            
            * | 1966-04-14 | 1968-11-12 | Bell Telephone Labor Inc | Electrostatic control of electron movement in cathode sputtering | 
        
          | US3528902A
              (en)
            
            * | 1966-10-04 | 1970-09-15 | Matsushita Electric Industrial Co Ltd | Method of producing thin films by sputtering | 
        
          | JPS516357B1
              (forum.php)
            
            * | 1966-12-15 | 1976-02-27 |  |  | 
        
          | US3669861A
              (en)
            
            * | 1967-08-28 | 1972-06-13 | Texas Instruments Inc | R. f. discharge cleaning to improve adhesion | 
        
          | US4166018A
              (en)
            
            * | 1974-01-31 | 1979-08-28 | Airco, Inc. | Sputtering process and apparatus | 
        
          | US4025410A
              (en)
            
            * | 1975-08-25 | 1977-05-24 | Western Electric Company, Inc. | Sputtering apparatus and methods using a magnetic field | 
        
          | DE2655942A1
              (de)
            
            * | 1976-12-10 | 1978-06-15 | Tokuda Seisakusho Kawasaki Kk | Zerstaeubungsvorrichtung | 
        
          | US4472259A
              (en)
            
            * | 1981-10-29 | 1984-09-18 | Materials Research Corporation | Focusing magnetron sputtering apparatus | 
        
          | US4525262A
              (en)
            
            * | 1982-01-26 | 1985-06-25 | Materials Research Corporation | Magnetron reactive bias sputtering method and apparatus | 
        
          | US4422896A
              (en)
            
            * | 1982-01-26 | 1983-12-27 | Materials Research Corporation | Magnetically enhanced plasma process and apparatus | 
        
          | US4728862A
              (en)
            
            * | 1982-06-08 | 1988-03-01 | The United States Of America As Represented By The United States Department Of Energy | A method for achieving ignition of a low voltage gas discharge device | 
        
          | US4581118A
              (en)
            
            * | 1983-01-26 | 1986-04-08 | Materials Research Corporation | Shaped field magnetron electrode | 
        
          | US4629548A
              (en)
            
            * | 1985-04-03 | 1986-12-16 | Varian Associates, Inc. | Planar penning magnetron sputtering device | 
        
          | US4812217A
              (en)
            
            * | 1987-04-27 | 1989-03-14 | American Telephone And Telegraph Company, At&T Bell Laboratories | Method and apparatus for feeding and coating articles in a controlled atmosphere | 
        
          | US4885070A
              (en)
            
            * | 1988-02-12 | 1989-12-05 | Leybold Aktiengesellschaft | Method and apparatus for the application of materials | 
        
          | US4842703A
              (en)
            
            * | 1988-02-23 | 1989-06-27 | Eaton Corporation | Magnetron cathode and method for sputter coating | 
        
          | US4810347A
              (en)
            
            * | 1988-03-21 | 1989-03-07 | Eaton Corporation | Penning type cathode for sputter coating | 
        
          | US5234560A
              (en)
            
            * | 1989-08-14 | 1993-08-10 | Hauzer Holdings Bv | Method and device for sputtering of films | 
        
          | US5047394A
              (en)
            
            * | 1989-09-12 | 1991-09-10 | University Of Houston System | Sputtering method | 
        
          | US5437778A
              (en)
            
            * | 1990-07-10 | 1995-08-01 | Telic Technologies Corporation | Slotted cylindrical hollow cathode/magnetron sputtering device | 
        
          | US5073245A
              (en)
            
            * | 1990-07-10 | 1991-12-17 | Hedgcoth Virgle L | Slotted cylindrical hollow cathode/magnetron sputtering device | 
        
          | CA2065581C
              (en)
            
            * | 1991-04-22 | 2002-03-12 | Andal Corp. | Plasma enhancement apparatus and method for physical vapor deposition | 
        
          | US5334302A
              (en)
            
            * | 1991-11-15 | 1994-08-02 | Tokyo Electron Limited | Magnetron sputtering apparatus and sputtering gun for use in the same | 
        
          | US5597459A
              (en)
            
            * | 1995-02-08 | 1997-01-28 | Nobler Technologies, Inc. | Magnetron cathode sputtering method and apparatus | 
        
          | US5993598A
              (en)
            
            * | 1996-07-30 | 1999-11-30 | The Dow Chemical Company | Magnetron | 
        
          | US5900284A
              (en)
            
            * | 1996-07-30 | 1999-05-04 | The Dow Chemical Company | Plasma generating device and method | 
        
          | US6055929A
              (en)
            
            * | 1997-09-24 | 2000-05-02 | The Dow Chemical Company | Magnetron | 
        
          | US6352626B1
              (en) | 1999-04-19 | 2002-03-05 | Von Zweck Heimart | Sputter ion source for boron and other targets | 
        
          | US7294283B2
              (en)
            
            * | 2001-04-20 | 2007-11-13 | Applied Process Technologies, Inc. | Penning discharge plasma source | 
        
          | US7023128B2
              (en)
            
            * | 2001-04-20 | 2006-04-04 | Applied Process Technologies, Inc. | Dipole ion source | 
        
          | EP1390558B1
              (en) | 2001-04-20 | 2011-01-19 | General Plasma, Inc. | Penning discharge plasma source | 
        
          | US7932678B2
              (en)
            
            * | 2003-09-12 | 2011-04-26 | General Plasma, Inc. | Magnetic mirror plasma source and method using same |