Famous Patents
Felix Hoffmann, a German chemist, was searching for something to relieve his father's arthritis. In doing so, he "rediscovered" acetylsalicylic acid and in 1900, patented a stable process for developing it. Hence, we have aspirin.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7280738 | Method and system for specifying a selection of content segments stored in different formats A method, system and program product are described for specifying a selection of content segments stored in different formats. The invention involves receiving specification of a plurality of portions of first content stored in a first format, the specification iden... | 10/09/2007 |
| 7236690 | Event management system Cameras that are related to an alarm and a time period of an image that each camera records are defined in advance, and at a time of alarm occurrence, management data is made with reference to the definition contents. A surveillance object's transfer path is presume... | 06/26/2007 |
| 7161637 | Program restart and commercial ending notification method and system A method and system are provided for allowing channel surfing during the presentation of a commercial broadcast by returning the viewer to the desired program channel after the commercial broadcast has concluded. When a commercial broadcast is received that interrup... | 01/09/2007 |
| 7057840 | Magnetic record and playback device With a magnetic record and playback device that permits rapid switching from fast forward (FF) mode or rewind (REW) mode to playback (FWD) mode, when it is necessary to switch rapidly from fast forward (FF) mode or rewind (REW) mode to playback (FWD) mode, the devic... | 06/06/2006 |
| 6916438 | Methods for texturing, patterning and bending polymer sheet materials The texturing, patterning and bending of a solid surface material. The end product can be achieved both through casting technologies and heat pressure processes. Controlled surface deformation can be created in a pre-manufactured flat sheet and the sheet can then be... | 07/12/2005 |
| 6895174 | Frame number detecting device An object is to provide a frame number detecting device having a frame counter which is less apt to output a wrong frame number even if a sync signal type was erroneously detected from a DVD etc. and the combination of variation of the sync signal types corresponds ... | 05/17/2005 |
| 6320417 | Multiple-bit, current mode data bus A current mode data communication system is disclosed. The current mode data communication system has a transmitter to simultaneously transmit two digital data bits. The two digital data bits are combined to form a current mode signal. The current mode si... | 11/20/2001 |
| 6222980 | Apparatus for generating time code signal A direction detector operates for detecting a direction of feed of a recording tape. A timer operates for counting pulses of a clock signal, and outputting a signal representing a first count value. A second count value is generated which corresponds to a... | 04/24/2001 |
| 5331474 | Editing apparatus and method in video tape duplicating system Disclosed are an editing apparatus and a method in a vide tape duplicating system for effectively editing using an automatic search function of the starting and ending points of a program to be edited. The editing apparatus includes a key input, an edit a... | 07/19/1994 |
| 4899229 | Video information editing system for providing video data in a controlled format A video information editing system has a field memory portion capable of storing predetermined units of digital video information, a peripheral circuit portion to make this field memory portion operate, and a video data writing circuit to rewrite video in... | 02/06/1990 |
| 4752834 | Reciprocating recording method and apparatus for controlling a video recorder so as to edit commercial messages from a recorded television signal In order to edit commercial messages from an off-the-air video recording of a television signal, method and apparatus are disclosed for automatically operating a video tape recorder (VTR) so that it alternates between a normal forward record mode, and a r... | 06/21/1988 |
| 4675757 | Method and apparatus for synchronizing tape recording and playback machines A method and apparatus for synchronizing a plurality of tape recording and playback machines is described. A synchronizing device for each tape machine to be synchronized is provided. The synchronizing devices are coupled to each other via a communication... | 06/23/1987 |
| 4532560 | Apparatus and method for indicating tape time A magnetic tape timer and method wherein the measured tape time as well as stored cue markers are not affected upon receiving a preset or reset signal. An offset signal is generated and stored as a difference between the preset or reset signal and a tape ... | 07/30/1985 |
| 4528600 | Editing control system An editing control system having a reel number generator, a plurality of registers for storing editing data including a reel number obtained from the reel number generator, and a control circuit to control the reel number generator when a new cassette is ... | 07/09/1985 |
| 4520406 | Video tape recorder with record review mode for editing signals recorded on magnetic tape A video tape recorder (VTR) adapted for use in editing tapes so that a second signal may be recorded on the tape to accurately and closely follow a first signal recorded thereon is provided with a record review mode where a portion of the first recorded s... | 05/28/1985 |
| 4499509 | Tape position control apparatus A tape position control apparatus for video tape recorders is mainly composed of a tape control device which functions to control the movement of a video tape, a count circuit for counting the number of control pulses reproduced from the video tape, a seg... | 02/12/1985 |
| 4482926 | Method and apparatus for magnetic recording and reproducing A method for magnetic recording and reproducing suitable for the discontinuous recording, in which the magnetic tape is rewound during a predetermined length of time, the number of the synchronization pulses recorded on the magnetic tape is counted and st... | 11/13/1984 |
| 4466029 | Method and apparatus for detecting an edit point on a record medium An edit point, such as a splice edit point on a record medium of the type having data recorded in at least one data track and a periodic control signal recorded in a control track, is detected. The periodic control signal includes an address signal for id... | 08/14/1984 |
| 4463391 | Video tape editor Insert and assemble editing of video signals are carried out using a VTR having helically scanning rotary record/playback heads. Following the recording of a first video signal in slant tracks on the tape, the tape is stopped at an edit point where record... | 07/31/1984 |
| 4390908 | Phase servo circuit A phase servo circuit for controlling a rotatable magnetic head which is used for recording and/or reproducing a television signal includes a pulse generator for producing a pulse signal synchronous with the rotating phase of the rotatable magnetic head, ... | 06/28/1983 |
| 4363048 | Time counting clock generator A counting clock generator for a video tape recorder, in which two different phase counter clock signals at a pulse repetition frequency corresponding to the running speed of a tape are processed to obtain a direction detection signal indicating the direc... | 12/07/1982 |
| 4360843 | Apparatus and method for determining time code addresses at low tape speed For determining the address, in terms of its respective longitudinal time code, of a selected video or other information signal recorded on a tape which has both longitudinal time codes and control pulses or control track signals recorded along its length... | 11/23/1982 |
| 4322757 | Servo control apparatus for adjusting the phase of a rotary head assembly to correct for errors which may occur due to changes in operating characteristics, while minimizing phase errors during edit operations A phase servo loop for the head drum of a video tape recorder employs a reference signal to initiate the production of a trapezoidal or ramp signal and a head position signal to sample and hold the values of the trapezoidal signal. The sampled and held va... | 03/30/1982 |
| 4316224 | Magnetic tape reproducer-recorder with means for tape segment identifying and locating Tape segment identifying signals in a frequency range below the lower threshold of sound signals that can be recorded or played back from the tape are recorded on the sound track of a video tape, a characteristic such as the frequency, pulse length, or ph... | 02/16/1982 |
| 4308563 | Control apparatus for magnetic recorder Position control apparatus is provided for a magnetic information device that uses a magnetic recording medium having a readable series of pulses recorded along a serial path thereon. For example, the magnetic information device could be a video tape reco... | 12/29/1981 |
| 4271437 | Time lapse videotape editor/controller A time lapse editor/controller for a videotape recorder including a timer to play the recorder at a predetermined frequency, and circuitry responsive to a length of recorder play less than the period of timer frequency to actuate editing by the recorder.... | 06/02/1981 |
| 4210785 | Tape replay system A system is described for replaying, in any selected sequence, programs recorded on a tape. The system is adapted to read a tape having tape location information and program location information thereon. In a preferred embodiment, a keyboard is included f... | 07/01/1980 |
| 4210940 | Variable format tape replay system A system is described for selecting and replaying desired tape segments of a recorded tape, a video tape for example, in any predetermined sequence. The system accepts an operator's designation of which segments of the tape are desired for replay and in w... | 07/01/1980 |
| 4189756 | Apparatus for generating bi-phase coded characters Apparatus for generating bi-phase coded characters formed of a predetermined number of bi-phase signals representing binary bits "1" and "O" having a constant relation between the phases at the beginning and end of each coded character regardless of the n... | 02/19/1980 |
| 4179712 | System for electronic editing of tape A system for electronic editing of tape with magnetic tape recording and play-back machines for video signals.... | 12/18/1979 |
| 4167028 | Method and an apparatus for time signal encoding/decoding A method and a video tape recorder apparatus having an encoder for serially pulse width modulating each of the normal frame-reference pulses with a bit of an elapsed record time signal and for recording the signal onto the frame-reference track of a video... | 09/04/1979 |
| 4115819 | System for the editing of a magnetic tape in one VTR with a portion of a signal reproduced from a tape on another VTR In a tape editing system having a first or master VTR operable in a playback mode for reproducing video signals recorded on a first tape, and a second or slave VTR selectively operable in a playback mode for reproducing video signals previously recorded o... | 09/19/1978 |
| 4100607 | Computer for video tape editing system A computer is provided for use with a video tape editing system. The video tape editing system is of the type which performs tape-to-tape editing by transferring selected video information from a first video tape recorder, designated the "playback" video ... | 07/11/1978 |
| 3939491 | Tape apparatus including means to count length-related pulses for video editing Video tape apparatus using a cassette with a tape running between reels. A short loop of tape is drawn out and follows a path past an erase head. This short path offers low friction and permits fast tape movement in Fast Forward and Rewind modes while all... | 02/17/1976 |
