Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12059077 | Rocking chair modification system | — | 2024-08-13 |
| 11284720 | Table glide spacer | — | 2022-03-29 |
| 10485350 | Classroom chair having a multifunction seatback | Tad E. Lenhart, Scott A. Bosman, Timothy G. Hornberger | 2019-11-26 |
| 10349746 | Pivoting ganging arms for chairs | Karl Koehler | 2019-07-16 |
| D814835 | Bookrack | Scott A. Bosman, Xeng Xue Vang | 2018-04-10 |
| 9044099 | Chair with adjustable tablet | — | 2015-06-02 |
| D646916 | Student desk top | Shawn Barrett | 2011-10-18 |
| 7862341 | Marker board | James M. Durand, Lon D. Seidl, June Klauck, Steve J. Nemeth, Jr., Timothy G. Hornberger +2 more | 2011-01-04 |
| 7600820 | Chair shell with integral hollow contoured support | Timothy G. Hornberger | 2009-10-13 |
| D597758 | Chair | Shawn Barrett, Marc A. Gulko | 2009-08-11 |
| 6817149 | Power and data supply column for a space dividing system | Niels Diffrient, Andrew J. Kopish | 2004-11-16 |
| 6772567 | Space dividing partition system | Niels Diffrient Jr., Andrew J. Kopish | 2004-08-10 |
| 6754998 | Partition panel for a space dividing system | Niels Diffrient, Andrew J. Kopish | 2004-06-29 |
| 6571519 | Panel partition system with centralized power and communication distribution | Niels Diffrient, Andrew J. Kopish | 2003-06-03 |
| 6415723 | Training table with wire management | Andrew J. Kopish | 2002-07-09 |