P

Inventor

BARCLAY DONALD J

21 patents

Patents

21 patents
US4502927AMar 5, 1985

Electrodeposition of chromium and its alloys

IBM20 citations81
US4448649AMay 15, 1984

Trivalent chromium electroplating baths

IBM19 citations81
US4161432AJul 17, 1979

Electroplating chromium and its alloys

IBM30 citations81
US4278512AJul 14, 1981

Low concentration trivalent chromium electroplating solution and process

IBM23 citations80
US4507178AMar 26, 1985

Electrodeposition of chromium and its alloys

IBM11 citations73
US4417955ANov 29, 1983

Method of and solution for electroplating chromium and chromium alloys and method of making the solution

IBM9 citations73
US4256380AMar 17, 1981

Counter electrode arrangement of an electrochromic display device

IBM12 citations73
US4187003AFeb 5, 1980

Electrolyte for electrochromic display device

IBM7 citations73
US4141803AFeb 27, 1979

Method and composition for electroplating chromium and its alloys and the method of manufacture of the composition

IBM15 citations73
US4472250ASep 18, 1984

Bath and process for the electrodeposition of chromium

IBM16 citations72
US4448648AMay 15, 1984

Trivalent chromium electroplating baths

IBM17 citations72
US4167308ASep 11, 1979

Electrochromic display device

IBM8 citations72
US4167309ASep 11, 1979

Electrochromic display device

IBM7 citations72
US4374007AFeb 15, 1983

Trivalent chromium electroplating solution and process

IBM17 citations71
US4256548AMar 17, 1981

Elimination of anode hydrogen cyanide formation in trivalent chromium plating

IBM15 citations71
US4228431AOct 14, 1980

Electrochromic display device

IBM13 citations71
US4526441AJul 2, 1985

Method and electrolytic display for selectively displaying an image

IBM14 citations69
US4252418AFeb 24, 1981

Electrochromic display device

IBM6 citations61
US4196062AApr 1, 1980

Method of brightening electrodeposited chromium

IBM5 citations61
US4265543AMay 5, 1981

Kerr effect apparatus

IBM6 citations54
US4488782ADec 18, 1984

Electrolytic display device employing metal ion catalysis

IBM0 citations40