Penn Jillette of Penn and Teller fame has patented a "Hydro-Therapeutic Stimulator", which uses a hot tub for stimulation.
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| Number | Title | Issue Date |
| 6456325 | Image signal processing device for minimizing false signals at color boundaries An image signal processing device of the present invention includes an RGB-YC conversion for converting color component signals output from a CCD (Charge Coupled Device) image sensor to luminance signals and components thereof lying in a high frequency ra... | 09/24/2002 |
| 6091451 | Digital imaging system having an anti color aliasing filter An anti-color aliasing filter for a digital imaging system is includes a first filtering region that allows any color to pass through. The filter also includes a second filtering region adjacent to the first filtering region to allow a particular color or... | 07/18/2000 |
| 4829369 | Color television image pickup device with a stripe filter A color image pickup device comprises an image pickup tube, a color stripe filter comprising a plurality of stripe groups each having a plurality of stripes, and a circuit for obtaining a color multiplexed signal by multiplexing color components obtained ... | 05/09/1989 |
| 4811088 | Color video camera apparatus providing correction of light intensity-dependent phase errors in color multiplex carrier signal A single tube color video camera apparatus having a camera tube including a color separation stripe filter and producing an output signal containing a color multiplex carrier signal, utilizes an envelope detector for directly detecting the camera tube out... | 03/07/1989 |
| 4757375 | Color television image pickup device with a stripe filter parallel to scanning direction A color image pickup device comprises an image pickup tube, a color stripe filter comprising a plurality of stripes, a circuit for obtaining a color multiplexed signal by multiplexing color components obtained via the color stripe filter in a direction pe... | 07/12/1988 |
| 4757377 | Color television image pickup device with a stripe filter parallel to scanning direction A color image pickup device comprises an image pickup tube, a color stripe filter comprising a plurality of stripes, a circuit for obtaining a color multiplexed signal by sampling color information from the color stripe filter and multiplexing color compo... | 07/12/1988 |
| 4757376 | Color television image pickup device with a stripe filter parallel to scanning direction A color image pickup device comprises an image pickup tube, a color stripe filter comprising a plurality of stripe groups each having a plurality of stripes, and a circuit for obtaining a color multiplexed signal by multiplexing color components obtained ... | 07/12/1988 |
| 4691227 | Color imaging apparatus having a 1:2 frequency ratio between video and reference signals for high S/N color demodulation In a single-tube color image pickup apparatus, an optical image is passed through a color stripe filter having recurrent groups of different color stripes to a photoelectrical conversion target, which is scanned by an electron beam to generate a video sig... | 09/01/1987 |
| 4663661 | Single sensor color video camera with blurring filter A single sensor video camera includes an optical blurring filter having a known spatial (or frequency) function and a color filter interposed between the blurring filter and an image sensor. The color filter has red and blue filter elements intermingled a... | 05/05/1987 |
| 4620221 | Color imaging apparatus with compensation for beam deflection nonlinearity In a single-tube color imaging apparatus, the pickup tube includes a photoelectrical conversion target and a filter having recurrent groups of different color stripes through which an optical image is passed to the target. The target is scanned by an elec... | 10/28/1986 |
| 4360826 | Image pickup device An image pickup device comprises an image pickup tube provided with a striped filter which is a repetition of a plurality of stripes, and a pair of collimation forming electrodes which form a collimation, a voltage applying circuit for respectively applyi... | 11/23/1982 |
| 4277800 | Color television signal generating apparatus A color television signal generating apparatus comprises a color-resolving striped filter, in a camera tube, for separating the output signal of the camera tube into required signals. The output of the camera tube is a superimposed signal comprising a dir... | 07/07/1981 |
| 4272779 | Signal processing circuit for a color television camera A signal processing circuit for a color television camera has filters supplied with a multiplex input signal. The direct wave signal includes a plurality of amplitude-modulated color component signals obtained from a camera tube of a color television came... | 06/09/1981 |
| 4064531 | Process and circuit for decoding the output signal of a camera tube in a single-tube color television camera A circuit and process for decoding the output signal of a single-tube color television camera which is characterized in that the output signal of the camera tube is connected to a high-pass filter and a low-pass filter each of which are followed by two se... | 12/20/1977 |
| 3984866 | Color television camera A single-tube color television camera is disclosed wherein the optical image of a subject is split into three color images by an optical color filter consisting of first vertical stripes for transmitting therethrough all of the three primary color compone... | 10/05/1976 |