Showing 1–22 of 22 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kenneth L. Schierbeek | Donnelly | 4 |
| 2 | David J. Cammenga | Gentex | 3 |
| 2 | Charles Saylor | Haworth | 3 |
| 2 | Hans A Hansen | Walters Gardens | 3 |
| #5 | Mark E. Kramer | Donnelly | 2 |
| #5 | Ralph Byma | Sligh Furniture | 2 |
| #7 | Rodney K. Blank | Donnelly | 1 |
| #7 | Ronald A. Devries | Medtronic | 1 |
| #7 | Eric Burmeister | Johnson Controls Technology | 1 |
| #7 | Jeremy L. Iford | Unknown | 1 |
| #7 | Tom Dykstra | Haworth | 1 |
| #7 | Joel Dral | Haworth | 1 |
| #7 | David E. Simon | Steelcase Development | 1 |
| #7 | Greg Cook | Leatherman Tool Group | 1 |
| #7 | Frank C. Mello | Sara Lee | 1 |
| #7 | David W. Daugherty, Jr. | Higher Ground | 1 |
| #7 | Jason D. Hallack | Gentex | 1 |
| #7 | Gregory Allen DeWind | One Pass Innovators | 1 |
| #7 | Thomas J. Dellinger | Johnson Controls Technology | 1 |
| #7 | Randall Lee DeJong | Warner-Lambert Company | 1 |
| #7 | Alan R. Freigang | Eaton | 1 |
| #7 | Bruce M. Okkema | — | 1 |
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