Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8727073 | Safety harnesses, connective ring attachments for use in safety harnesses and back pads for use in safety harnesses | Tracy H. Lang, Preston L. Anderson, Ross Balquist | 2014-05-20 |
| 8177025 | Safety harnesses, connective ring attachments for use in safety harnesses and back pads for use in safety harnesses | Tracy H. Lang, Preston L. Anderson, Ross Balquist | 2012-05-15 |
| 7975442 | Control of migration of cold manifestation, from exterior, in multiple glazed window or door systems | — | 2011-07-12 |
| 7841138 | Plastic paneling on metallic door frame | — | 2010-11-30 |
| 6829868 | Glazing pane installation | — | 2004-12-14 |
| D433917 | Clam shell handle latch, with keeper | — | 2000-11-21 |
| D433916 | Door latch with lever control | — | 2000-11-21 |
| D432900 | Latch with recessed handle swing zone | — | 2000-10-31 |
| D427878 | Door latch with lever control | — | 2000-07-11 |
| D424406 | Convex surface latch | — | 2000-05-09 |
| 6050036 | Flange mounted framing system | — | 2000-04-18 |
| 6023998 | Shingle removing implement | — | 2000-02-15 |
| 5839236 | Curtain wall integral drip system | — | 1998-11-24 |
| 5595033 | Plastic block | — | 1997-01-21 |
| 5443718 | Reduced gas holdup in ebullated reactor | Robert D. Buttke | 1995-08-22 |
| 5219532 | Reduced gas holdup in catalytic reactor | Robert D. Buttke | 1993-06-15 |
| 4950459 | Vapor collection and process for ebullated bed reactors | Robert D. Buttke | 1990-08-21 |
| 4804458 | Process for collecting vapor in ebullated bed reactors | Robert D. Buttke | 1989-02-14 |
| D295952 | Butt glaze glass clip | — | 1988-05-31 |