...that "patent leather" got its name because the process of applying the polished black finish to leather was once patented?
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| Number | Title | Issue Date |
| 7422367 | Baby rectal thermometer A rectal thermometer for measuring the temperature of a patient including a disk or oval-shaped member having a circumferential edge and first and second sides. Along the edge is a temperature display that is viewable during the temperature taking process without ha... | 09/09/2008 |
| 7403702 | Secure mounting arrangement for U-shaped bolts and other device A U-shaped bolt including a closed end and two legs at an open end is self-retaining on a first object. The U-shaped bolt includes projections forming an opening to the closed end adapted to be smaller than the width of the first object. The projections retain the U... | 07/22/2008 |
| D571447 | Pivot mount fan | 06/17/2008 |
| 7357620 | Dual use cooling fan and air circulator A fan assembly that can be used as a cooling fan or an air circulator. The fan assembly can provide the cooling and air circulation functions simultaneously or separately. The intensity of the cooling and/or air circulation can be individually controlled and directe... | 04/15/2008 |
| 7350973 | Color changing thermometer The invention includes a thermometer with a backlight and a method for lighting the backlight. The thermometer has temperature sensing tip, a processor taking temperature readings and determining a sensed temperature reading of the living being from the temperature ... | 04/01/2008 |
| 7316540 | Rotatable pivot mount for fans and other appliances A pivot assembly that can be used with various appliances. The pivot assembly provides up to three degrees of freedom when positioning the appliance. The pivot may be used, for example, with a fan that is mounted on a base such that direction of the airflow generate... | 01/08/2008 |
| 7258715 | Air cleaner An improved filter element for use in an electrostatic precipitation air cleaning device, the filter element including rod electrodes arranged through a stack of alternating fluted plastic sheets and plate electrodes. Successive plate electrodes are arranged to make... | 08/21/2007 |
| D547854 | Multi-pivot tower fan | 07/31/2007 |
| D547855 | Pivot fan base | 07/31/2007 |
| D542909 | Fan head | 05/15/2007 |
| 7213969 | Axillary thermometer An axillary thermometer for measuring the temperature of a patient comprising a first disk-shaped member having a circumferential edge, and an upper portion and lower portion, that is integrally connected, and angularly situated, via a connecting member joint, to a ... | 05/08/2007 |
| D541926 | Fan head | 05/01/2007 |
| D541929 | Dual fan head unit | 05/01/2007 |
| D541404 | Dual fan air circulator | 04/24/2007 |
| D539895 | Rotatable fan | 04/03/2007 |
| D539414 | Multi-fan frame | 03/27/2007 |
| D538918 | Dual fan air circulator | 03/20/2007 |
| D538920 | Pivot mount fan | 03/20/2007 |
| D538919 | Fan head assembly | 03/20/2007 |
| D538420 | Multi-pivot tower fan design | 03/13/2007 |
| D538421 | Rotatable fan | 03/13/2007 |
| D535898 | Lollypop shaped thermometer | 01/30/2007 |
| D535575 | Spoon shaped thermometer | 01/23/2007 |
| D529159 | Vaporizer | 09/26/2006 |
| D527086 | Air cleaner | 08/22/2006 |
| D525886 | Axillary thermometer | 08/01/2006 |
| D525692 | Air cleaner | 07/25/2006 |
| D525542 | Junior oral thermometer | 07/25/2006 |
| D525691 | Air cleaner | 07/25/2006 |
| D523763 | Baby rectal thermometer | 06/27/2006 |
| D515189 | Air cleaner | 02/14/2006 |
| D514864 | Water dispensing unit with a filtration tank | 02/14/2006 |
| D513928 | Water dispenser universal filtration tank | 01/31/2006 |
| D513431 | Air Cleaner | 01/03/2006 |
| D513313 | Air cleaner | 12/27/2005 |
| D512495 | Air cleaner | 12/06/2005 |
| D491654 | Air cleaner housing | 06/15/2004 |
| 6437300 | Method and apparatus for compensating for varying water conductivity in a direct electrode water heating vaporizer A vaporizer that adjusts to the conductivity of the water used in the vaporizer, and that also adjusts to changes in the conductivity of the water while in operation, thereby decreasing warm-up time and maintaining a relatively constant boiling rate and r... | 08/20/2002 |