Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5679162 | Apparatus for selectively metering dressing onto a bowling lane surface | Ronald L. Smith, Leonid Feldman | 1997-10-21 |
| 5641538 | Apparatus and method for selectively metering dressing onto a bowling lane surface | Ronald L. Smith, Leonid Feldman, Steven Wayne Stuart | 1997-06-24 |
| 5629049 | Apparatus for selectively metering dressing onto a bowling lane surface | Ronald L. Smith, Leonid Feldman | 1997-05-13 |
| 5517709 | Apparatus for selectively metering dressing onto a bowling lane surface | Ronald L. Smith, Leonid Feldman | 1996-05-21 |
| 5455977 | Bowling lane dressing apparatus with continuously variable speed drive | Bruce Hitchcock | 1995-10-10 |
| 5063633 | Fluid handling apparatus for bowling lane cleaning device | Donald E. Ingermann, Ronald L. Smith, Lonney J. Steinhoff | 1991-11-12 |
| 4962565 | Automatic vacuum bowling lane stripper | Donald E. Ingermann, Ronald L. Smith, Lonney J. Steinhoff | 1990-10-16 |
| 4959884 | Combination bowling lane stripper and dressing apparatus | Donald E. Ingermann, Ronald L. Smith, Lonney J. Steinhoff | 1990-10-02 |
| 4920604 | Automatic vacuum bowling lane stripper | Donald E. Ingermann, Ronald L. Smith, Lonney J. Steinhoff | 1990-05-01 |
| 4856138 | Bowling lane vacuum with floating head | Donald E. Ingermann, Alan R. DeVoe, Ronald L. Smith, Ronald G. Sullivan | 1989-08-15 |
| D281362 | Bowling lane duster | Donald E. Ingermann, Ronald L. Smith, Jimmie L. Knoll, Endre Barsi, Joseph C. Dechant | 1985-11-12 |
| 4510642 | Combination bowling lane stripper and duster | Donald E. Ingermann, Ronald L. Smith, Jimmie L. Knoll, Endre Barsi, Joseph C. Dechant | 1985-04-16 |