Philip Chan — 5 Patents at Gemstar Development

Philip Chan has been granted 5 US patents while listed as an inventor at Gemstar Development. The first was granted in 1996 and the most recent in February 2025. Philip Chan ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Philip Chan in Calgary, AB, CA.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #	Title	Co-Inventors	Date
12222872	Method and apparatus for generating a histogram	Saeed Fouladi Fard, Stanley Jonathan Eskritt, Sean Gibb	2025-02-11
9884157	Inhalation device, control method and computer program	Douglas E. Weitzel, Anand V. Gumaste	2018-02-06
9180263	Laboratory animal pulmonary dosing device	Anand V. Gumaste, Scott Fleming	2015-11-10
6204796	Apparatus and methods for generating codes for controlling appliances from a remote controller	Yee Kong Ng, Kwong Sang SIN	2001-03-20
5553123	Method for downloading setup data via telephone to an appliance controller	Kwong Sang SIN	1996-09-03

Philip Chan — 5 Patents

Issued Patents All Time

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