Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9523458 | Box protector for a threaded joint for pipes | Yasuhiro Yamamoto | 2016-12-20 |
| 8622091 | Protector for tubular threaded joint | Yasuhiro Yamamoto, Shigeo Nagasaku | 2014-01-07 |
| 8424570 | Pipe thread protector | Bryan C. Baker, Jeffrey D. Lendermon | 2013-04-23 |
| 7419198 | Elongated member lifting system | Bryan C. Baker | 2008-09-02 |
| 6848584 | Strainer basket and method of making and using the same | Darrell J. Weigelt | 2005-02-01 |
| 6676422 | Power cord composite threaded sealing cap | Bryan C. Baker, Darrell J. Weigelt | 2004-01-13 |