Jason Yu

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Taipei, TW

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Patents Grantslast 30 patents

Information Patent Grant
Rotary disk for image-changing light device
- Patent number 6,078,443
- Issue date Jun 20, 2000
- J.A.L. Taiwan Ltd.
- Jason Yu
- G02 - OPTICS
Information Patent Grant
Control apparatus for resetting a shielding wheel of a stepwise lig...
- Patent number 6,030,100
- Issue date Feb 29, 2000
- J.A.L. Taiwan Ltd.
- Jason Yu
- G02 - OPTICS
Information Patent Grant
Apparatus for projecting moving and changing colored light rays alo...
- Patent number 5,749,640
- Issue date May 12, 1998
- J.A.L. Taiwan Ltd.
- Jason Yu
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS