Northwest Patent Law, John C. Hughs Registered Patent Attorney, Kennewick, WA.


          The following front pages represent areas of technology and patent applications that I have prosecuted to issuance.  In order to find and print the patents for a more detailed look, please use http://patft.uspto.gov/netahtml/srchnum.htm and type in the number of the patent desired in the space provided:

    1)  semi-conductor fabrication (RF sputtering with noble gases,)
    2) food science,
    3) semi-conductor fabrication (insulation film formation as a
          deterioration preventive step,)
    4) semi-conductor fabrication (a stacked-layered structure of
          polysilicon film,)
    5) electrical connectors,
    6) inorganic chemistry (osmium oxide,)
    7) an electrochemical battery, and
    8) inorganic chemistry (oxygen/nitrogen plasma welding.)

Please click on an image for a larger view.



Sample 1

Sample 2

Sample 3

Sample 4

Sample 5

Sample 6

Sample 7

Sample 8