| 9599278 | Adjustable support | Jul 11, 14 | Mar 21, 17 | Not available |
| 8985273 | Portable window washer anchoring and tethering apparatus | Sep 14, 12 | Mar 24, 15 | Not available |
| 8719987 | Thin-type automatic cleaning device | Jul 21, 10 | May 13, 14 | Not available |
| 8479754 | System for washing an aero gas turbine engine | Jun 08, 05 | Jul 09, 13 | ECOSERVICES, LLC |
| 8443570 | Window jamb channel attachment apparatus and method | Dec 05, 11 | May 21, 13 | Not available |
| 8327487 | Vacuum filter cleaning device | Jan 23, 09 | Dec 11, 12 | BLACK & DECKER INC. |
| 8321986 | Nozzle cleaner | Apr 02, 09 | Dec 04, 12 | KYOKUTOH CO., LTD. |
| 8316988 | Shock absorbing fabric structures | Aug 12, 10 | Nov 27, 12 | YKK CORPORATION OF AMERICA |
| 8307486 | Air vent dust scrubber | Jul 11, 08 | Nov 13, 12 | LENOVO INTERNATIONAL LIMITED |
| 8099910 | Roof hatch grab bars | May 05, 08 | Jan 24, 12 | Not available |
| 7721378 | Combined extendable pole and counterbalance system for washing the windows of a building | Jul 10, 07 | May 25, 10 | Not available |
| 7708116 | Fall arrester as part of a fall protection system for ladders and similar climbing routes | Sep 13, 04 | May 04, 10 | Christian Dalloz Holding Deutschland GmbH & Co. K,, HONEYWELL FALL PROTECTION DEUTSCHLAND GMBH & CO. KG, |
| 7472719 | Drainage device for arrangement on a floor tile having a drain water aperture and arrangement of such a drainage device on a floor tile | Dec 22, 05 | Jan 06, 09 | Dallmer GmbH & Co. KG |
| 6959784 | Torso harness | Aug 18, 03 | Nov 01, 05 | BELLSOUTH INTELLECTUAL PROPERTY CORPORATION |
| 6457278 | Pivotal doorway furnishing | Sep 07, 00 | Oct 01, 02 | Not available |
| 5417303 | System and method for extending a safety line over an electrical transmission tower | Mar 16, 93 | May 23, 95 | Not available |
| 5398567 | Trigger lever arrangement | Apr 01, 93 | Mar 21, 95 | HEALTHY GAIN INVESTMENTS LIMITED |
| 5287943 | Dual connection lanyard for use in safety system | Jan 03, 92 | Feb 22, 94 | Not available |
| 5203426 | Portable window perch assembly | Feb 11, 92 | Apr 20, 93 | Not available |
| 4251960 | Blind curtain rod hardware | Sep 18, 78 | Feb 24, 81 | Not available |