Issued Patents All Time
Showing 1–25 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10359107 | Roller chain sprocket with resilient cushion rings having improved durability and noise characteristics | — | 2019-07-23 |
| 10030743 | Chain tensioner plastic blade with improved structural rigidity at the spring-end reaction surfaces of the blade | David Joseph Stone | 2018-07-24 |
| 9377082 | Inverted tooth chain and sprocket drive system with reduced meshing impact | Darren J. Stewart | 2016-06-28 |
| 9297406 | Captive fastener apparatus for chain guide or tensioner arm | — | 2016-03-29 |
| 9206886 | Chain tensioner | — | 2015-12-08 |
| 8858375 | Captive fastener apparatus for chain guide or tensioner arm | — | 2014-10-14 |
| 8722041 | Anti-human equilibrative nucleoside transporter 1 (hENT1) antibodies and methods of use thereof | Marit Liland Sandvold, Finn Myhren, Carol E. Cass | 2014-05-13 |
| 8715122 | Blade tensioner with spring retaining features | — | 2014-05-06 |
| 8708849 | Inverted tooth chain sprocket with frequency modulated meshing features | — | 2014-04-29 |
| 8672786 | Inverted tooth chain and sprocket drive system with reduced meshing impact | Darren J. Stewart | 2014-03-18 |
| 8672785 | Blade tensioner and bracket for blade tensioner including pocket pivot feature | — | 2014-03-18 |
| 8668609 | Inverted tooth chain sprocket with frequency modulated meshing | — | 2014-03-11 |
| 8641565 | Inverted tooth chain sprocket with frequency modulated meshing | Darren J. Stewart, John E. Minden | 2014-02-04 |
| 8628440 | Inverted tooth chain and sprocket drive system with reduced meshing impact | Darren J. Stewart | 2014-01-14 |
| 8617012 | Blade tensioner with captured spring | Darren J. Stewart | 2013-12-31 |
| 8529389 | Inverted tooth chain and sprocket drive system with reduced meshing impact | Darren J. Stewart | 2013-09-10 |
| 8393986 | Captive fastener apparatus for chain guide or tensioner arm | — | 2013-03-12 |
| 8083624 | Roller chain sprocket having an improved tooth form and metal cushion rings | — | 2011-12-27 |
| 8007387 | Inverted tooth chain sprocket with frequency modulated meshing | — | 2011-08-30 |
| 7914408 | Multiple-cushion ring sprocket assembly | — | 2011-03-29 |
| 7789783 | Inverted tooth chain system with inside flank engagement | Todd W. Richardson | 2010-09-07 |
| 7416500 | Random engagement roller chain sprocket and timing chain system including same | Kurt M. Marshek | 2008-08-26 |
| 7371200 | Roller chain sprocket with resilient cushion rings and root relief | — | 2008-05-13 |
| 7163479 | Snap-fit chain guide with locking connector arrangement | — | 2007-01-16 |
| 7094170 | Cushioned sprocket and improved inverted tooth chain for use with same | — | 2006-08-22 |