Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7644772 | Ball seat having segmented arcuate ball support member | Marcus A. Avant, James G. King, David B. Ruddock, Matthew D. Solfronk, Justin Kellner | 2010-01-12 |
| 7628210 | Ball seat having ball support member | Marcus A. Avant, James G. King, David B. Ruddock | 2009-12-08 |
| D391461 | Support arm brace with grip enhancer for use with a lawn and hedge trimming apparatus | Mary E. Smoak | 1998-03-03 |
| 4618769 | Liquid chromatography/Fourier transform IR spectrometry interface flow cell | Larry T. Taylor | 1986-10-21 |