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Patent application endorsed by PCT within 46 days4
Raynauld.Ltd. 7th Floor, 246 ZhuangJing Road, Taipei 110, Taiwan
A U.S. Patent has been awarded to DWB Filter We are pleased to announce that Directivity White Balance Filter, based on the innovative optic physic design, have been awarded by U.S Patent No. 9,350,964 valid for 20 years. The Directivity White Balance Filter is used to select the light rays in limited range to calibrate the camera grey card system to the photo/video scenes for true color works. It is the only solution to shoot for almost perfect color photo/video either indoors or outdoors. Based on the right physic optics theory, it works much better than any other white balance tools in history. The Patent can be applied on independent filters or on camera/camera phones directly to resolve their constant annoyed color casting problems. Any party is interested in licensing, please contact with. Marked the day at July 1, 2016 https://www.raynauld.com/hot_195154.html A U.S. Patent has been awarded to DWB Filter 2021-05-19 2022-05-19
Raynauld.Ltd. 7th Floor, 246 ZhuangJing Road, Taipei 110, Taiwan https://www.raynauld.com/hot_195154.html
Raynauld.Ltd. 7th Floor, 246 ZhuangJing Road, Taipei 110, Taiwan https://www.raynauld.com/hot_195154.html
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2021-05-19 http://schema.org/InStock $NT 0 https://www.raynauld.com/hot_195154.html

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Patent application endorsed by PCT within 46 days


RAYNAULD™ Directivity Color Calibration Filter is a latest 2014 U.S. innovation as a result of multi-years labs researches in improving photos picture quality from digital cameras.


The patent application was submitted to PCT (The Patent Cooperation Treaty) on March 7th, 2014, and was endorsed by PCT on April 22nd, 2014.  It is an honorable record for a patent application fully endorsed and approved by PCT within 46 days.

We are very pleased for being the exclusive agent for this patented innovation to serve the photographic industry and would welcome all parties to join us to promote the excellent product in all countries.

If interested, please feel free to contact us as the followings:
R. Wu
FaceTime: +886 972923169
Skype:  raynauldltd
Email:  sales@raynauld.com   
  
 

★ PCT NO. PCT/CN2014/000209  
CHINA PATENT NO. ZL 2014 2 0104131.X  
TAIWAN PATENT NO. M481554