Patent assignee · US · COMPANY

Electro Plasma, Inc.

19Patents
0Active
19Granted
33Portfolio score

Filing activity: Nov 26, 1979 → Nov 2, 2001

Most-cited patents

PatentTitleAreaCited byStatus
US5723945A Flat-panel display Electricity 81 Expired
US5940163A Photon coupled color flat panel display and method of manufacture Physics 61 Expired
US6151001A Method and apparatus for minimizing false image artifacts in a digitally controlled display monitor Physics 56 Expired
US4328257A System and method for plasma coating Chemistry; Metallurgy 51 Expired
US5412173A High temperature plasma gun assembly Electricity 34 Expired
US5637242A High velocity, high pressure plasma gun Electricity 34 Expired
US5357075A Plasma systems having improved thermal spraying Performing Operations; Transporting 32 Expired
US4808042A Powder feeder Performing Operations; Transporting 22 Expired
US5298835A Modular segmented cathode plasma generator Electricity 17 Expired
US4740112A Powder feed control system Performing Operations; Transporting 12 Expired
US4371563A Fine particle filter system having low pressure drop for gaseous flow systems Performing Operations; Transporting 10 Expired
US5962983A Method of operation of display panel Physics 9 Expired
US4689468A Method of and apparatus providing oxide reduction in a plasma environment Chemistry; Metallurgy 9 Expired
US4877640A Method of oxide removal from metallic powder Chemistry; Metallurgy 9 Expired
US6448946B1 Plasma display and method of operation with high efficiency Physics 8 Expired
US5225655A Plasma systems having improved thermal spraying Performing Operations; Transporting 5 Expired
US4912361A Plasma gun having improved anode cooling system Electricity 3 Expired
US5892326A Low profile electrode assembly for luminous gas discharge display and method of manufacture Electricity 2 Expired
US6836072B2 Low voltage high efficiency illuminated display having capacitive coupled electrodes Electricity 1 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.