Issued Patents All Time
Showing 26–50 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5964609 | Modular communication cabling arrangement | Ross S. Johnson | 1999-10-12 |
| 5957714 | Modular communication system | Ross S. Johnson | 1999-09-28 |
| 5938462 | Modular communication cabling arrangement | Ross S. Johnson | 1999-08-17 |
| 5409074 | Motorized vehicle with fiber-optic joystick controller | Michael B. Miller, John E. Eide, Anthony L. Bowman, Robert T. Rogers, David R. Hawks +1 more | 1995-04-25 |
| 5380034 | Wheelchair with convertible seat-stretcher | — | 1995-01-10 |
| 5255934 | Wheelchair seat convertible to toilet seat | — | 1993-10-26 |
| 5201377 | Wheelchair with sidewardly swingable seat | — | 1993-04-13 |
| 5112076 | Wheelchair with removable seat | — | 1992-05-12 |
| 4862659 | Wall panel with accessible interior channels for laying in of cables | Hoei B. Lim, Bryan R. Gingrich, Michael R. Kitchen | 1989-09-05 |
| 4841699 | Wall panel with accessible interior channels for laying in of cables | Richard G. Haworth, Bryan R. Gingrich | 1989-06-27 |
| 4792881 | Work surface with power and communication module | Allen B. Belka | 1988-12-20 |
| 4783724 | Angularly adjustable task light | Paul Gartland | 1988-11-08 |
| 4781609 | Wall system with multicircuit electrical system | David E. Nestell | 1988-11-01 |
| 4755010 | Computer work station and printer cabinet | Paul Gartland | 1988-07-05 |
| 4734826 | Work surface with channel for power communication cabling | Allen B. Belka | 1988-03-29 |
| 4733841 | Hanger bracket for cabinet | — | 1988-03-29 |
| 4716698 | Wall system with split pole for lay-in wiring | Bin H. Lim, Brian Gingrich | 1988-01-05 |
| 4703598 | Combined noise seal and retainer for panel | Gary T. Ottenjan, Gary Bischoff | 1987-11-03 |
| 4654756 | Work surface with power and communication module | Allen B. Belka | 1987-03-31 |
| 4616798 | Adjustable support for CRT keyboard | Paul A. Smeenge, Randy P. Nelsen | 1986-10-14 |
| RE31733 | Wall panel with prewired power system | Richard G. Haworth, Charles Saylor | 1984-11-13 |
| 4377724 | Space divider wall structure with multiple circuit power system | — | 1983-03-22 |
| 4370008 | Wall panel with prewired power system | Richard G. Haworth, Charles Saylor | 1983-01-25 |
| 4367370 | Power panel system with selective multiple circuits | Ditmar K. Tillmann | 1983-01-04 |
| 4277123 | Raceway structure for power panel | Richard G. Haworth, Ditmar K. Tillmann | 1981-07-07 |