1990 US Open
Prize Winners
- Open Division
- Jung Ho Lim
- Joseph wang
- Jing Yang
- 5 dan Division
- Mark Boon
- Bruce Amos
- Christian Wohlfarth
- 4 dan Division
- Jonathan Buss
- Kazuo Isejima
- Robert Keener
- 3 dan Division
- Seijin Han
- William Hewitt
- Larry Fish
- 2 dan Division
- Adrian Zweig
- Doug Sorenson
- Phil Straus
- 1 dan Division
- Wilfred Hansen
- Penzo Pedrini
- Robert Mendenhall
- 1 kyu Division
- Paul Asper
- Michael Wing
- Steven Deller
- 2 kyu Division
- Thomas Ma
- Richard Cann
- Simon Butler
- 3 kyu Division
- Michael Broderick
- Chester Zawacki
- Robert Barber
- 4 kyu Division
- Robert Sorenson
- Douglas Auclair
- David Matson
- 5 kyu Division
- Joseph Maia
- Howard Wartshaw
- 6 kyu Division
- Clay Smith
- Walter Lauer
- 7-10 kyu Division
- Richard Mott
- Ross Ferwerda
- Daniel Haff
- 11+ kyu Division
- Margaret Simpson
- Steve Ingham
- Robert Gilman
