Kai Lu — 17 Patents at 3M | Patent Leaderboard

Kai Lu has been granted 17 US patents while listed as an inventor at 3M. The first was granted in 1999 and the most recent in May 2025. Kai Lu ranks #263,971 of 4,157,543 US inventors in our database (top 6.3%). Patent records list Kai Lu in Beijing, IL, CN.

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12306506	Array substrate and liquid crystal panel	Kuo Jiang, Xinyou Ji	2025-05-20
12165582	Display panel for reducing flickering display	—	2024-12-10
10192900	Methods for fabricating thin film transistor and array substrate, array substrate and display device	Jiaxiang Zhang	2019-01-29
9799683	Array substrate, preparation method thereof and display device	Xuecheng Hou, Jian Guo	2017-10-24
9716117	Method for producing a via, a method for producing an array substrate, an array substrate, and a display device	Changjiang Yan, Jian Guo, Zhenyu Xie	2017-07-25
9158158	Liquid crystal display device and phase compensation method for the same	Xuecheng Hou, Ang Xiao	2015-10-13
8072687	Projection display device for multimedia and wall display systems	Ernesto M. Rodriguez, Jr., Patricia M. Hughes, William E. Haushalter	2011-12-06	$10,958,000
7864435	Projection display device for multimedia and wall display systems	Ernesto M. Rodriguez, Jr., Patricia M. Hughes, William E. Haushalter	2011-01-04	$14,820,000
7850311	Projection display device with a projection module	Ernesto M. Rodriguez, Jr., Patricia M. Hughes, William E. Haushalter, Steven SAXE	2010-12-14	$15,789,000
7738190	Optical engine and wide angle projection lens module thereof	—	2010-06-15
7342723	Projection lens and portable display device for gaming and other applications	Ernesto M. Rodriguez, Jr., Patricia M. Hughes	2008-03-11	$15,868,000
7271964	Projection display device for multimedia and wall display systems	Ernesto M. Rodriguez, Jr., Patricia M. Hughes, William E. Haushalter	2007-09-18	$28,688,000
7173777	Projection lens and display device for multimedia and other systems	Patricia M. Hughes	2007-02-06	$32,279,000
7126767	Wide-angle projection lens for front projection display systems	—	2006-10-24	$24,678,000
7123426	Projection lens and display device	Ernesto M. Rodriguez, Jr.	2006-10-17	$23,702,000
6527394	Objective arrangements	—	2003-03-04
5955958	Holiday candy jar with light and sound effects	—	1999-09-21

Kai Lu — 17 Patents

Issued Patents All Time

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