21
Hiram McCall, Ching Fang Lin: Angular rate producer with microelectromechanical system technology. American GNC Corporation, Raymond Y Chan, David and Raymond Patent Group, November 6, 2001: US06311555 (47 worldwide citation)

An angular rate producer is provided for measuring vehicle angular rate, wherein high performance dither drive signal generation and angular sensing signal extracting means are provided for hands-on vibrating type angular rate detecting units, including tuning forks and vibrating strings to obtain h ...


22
Ching Fang Lin: Positioning and navigation method and system thereof. American GNC Corporation, Raymond Y Chan, David and Raymond Patent Group, February 24, 2004: US06697736 (46 worldwide citation)

A positioning and navigation method and system thereof can substantially solve the problems encountered in global positioning system-only and inertial navigation system-only, such as loss of global positioning satellite signal, sensibility to jamming and spoofing, and inertial solution's drift ...


23
Ching Fang Lin, Hiram McCall: Method and system for pointing and stabilizing a device. American GNC Corporation, Raymond Y Chan, David and Raymond Patent Group, July 22, 2003: US06596976 (45 worldwide citation)

A method and system for pointing and stabilizing a device that needs to be pointed and stabilized with a desired direction, are disclosed, wherein current attitude measurement and attitude rate measurement of the device measured by an attitude producer, which includes an inertial measurement unit, a ...


24
Chung Yu Lin: Earphone without impulse noise and surroundings blockade. Raymond Y Chan, David and Raymond Patent Group, March 9, 2004: US06704429 (45 worldwide citation)

An earplug type earphone without impulse noise and surroundings blockade includes an earphone housing having a sound chamber inside thereof and a loudspeaker mounted therein, wherein a plurality of sound outlet meshes is provided on the front end of the earphone housing. A proper distance is given b ...


25
Ein Yiao Shen: Mobile phone combined physiological function detector. Raymond Y Chan, David and Raymond Patent Group, August 6, 2002: US06428475 (44 worldwide citation)

A mobile phone combined physiological function detector comprises: a physiological function signal receivable mobile phone set, a measurer used to touch on the human skin and transmit detection signals to the mobile phone set by wire or wireless transmission method. A communication and a detection f ...


26
Ching Fang Lin: Real-time integrated vehicle positioning method and system with differential GPS. American GNC Corporation, Raymond Y Chan, David and Raymond Patent Group, December 17, 2002: US06496778 (43 worldwide citation)

A real-time integrated vehicle positioning method and system with differential GPS can substantially solve the problems encountered in either the global positioning system-only or the inertial navigation system-only, such as loss of global positioning satellite signal, sensitivity to jamming and spo ...


27
Chester Sohn: Wind turbine. Raymond Y Chan, David and Raymond Patent Group, January 29, 2008: US07323792 (42 worldwide citation)

A wind turbine including an open hub, foldable blades attached to the rim of the hub, and a mechanism for tilting the turbine is disclosed.


28
Shih Yi Wang: Means for mounting photoelectric sensing elements, light emitting diodes, or the like. Raymond Y Chan, David and Raymond Patent Group, March 23, 2004: US06710373 (41 worldwide citation)

A photoelectric structure for surface mounting on a circuit board having a plurality of insertion holes includes at least a pair of fixation pins integrally extended downwards from a periphery of the mounting photoelectric element, and a pair of bended connections integrally extended downwards from ...


29
Frank Tsai: Stackable tabletop for fordable table. Wok & Pan, Raymond Y Chan, David and Raymond Patent Group, July 11, 2006: US07073450 (40 worldwide citation)

A stackable tabletop includes a tabletop member having a top surface defining a peripheral edge portion and a first contour formed therealong and a bottom surface adapted for pivotally connecting two leg assemblies thereon, and an engaging rim, which is provided along a peripheral edge portion of th ...


30
Randall Wang: Action control process of security alarm system. Raymond Y Chan, David and Raymond Patent Group, April 3, 2001: US06211783 (39 worldwide citation)

An action control process of a security alarm system is to render the general security alarm system to contain an auxiliary function of monitoring or detecting human activity within the monitoring area of the security alarm system, by utilizing the plurality of selected security devices selected fro ...