Chunwei Chen — 12 Patents at Merck

Chunwei Chen has been granted 12 US patents while listed as an inventor at Merck. The first was granted in 2007 and the most recent in August 2025. Chunwei Chen ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list Chunwei Chen in Whitehouse Station, NJ, US.

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12393115	Positive working photosensitive material	Weihong Liu, PingHung Lu	2025-08-19
12388004	Lithographically defined electrical interconnects from conductive pastes	Catherine Shearer, Ping-Hung Lu	2025-08-12
11822242	DNQ-type photoresist composition including alkali-soluble acrylic resins	Weihong Liu, Ping-Hung Lu, Medhat A. Toukhy	2023-11-21	$219,447,000
11698586	Negative-working ultra thick film photoresist	Aritaka Hishida, Hisashi Motobayashi, Lei Lu, PingHung Lu, Weihong Liu	2023-07-11	$366,516,000
10976662	Positive working photosensitive material	Weihong Liu, PingHung Lu, SookMee Lai, Yoshiharu Sakurai, Aritaka Hishida	2021-04-13	$189,450,000
10705424	Negative-working photoresist compositions for laser ablation and use thereof	Weihong Liu, Ping-Hung Lu	2020-07-07	$367,455,000
10013306	Data recovery agent and search service for repairing bit rot	Steven Michael Umbehocker, Allen Petersen	2018-07-03
9012126	Positive photosensitive material	Weihong Liu, PingHung Lu, Stephen Meyer, Medhat A. Toukhy, SookMee Lai	2015-04-21
8906594	Negative-working thick film photoresist	PingHung Lu, Weihong Liu, Medhat A. Toukhy, Sangchul Kim, SookMee Lai	2014-12-09
7601482	Negative photoresist compositions	Georg Pawlowski, Joseph E. Oberlander, Robert Plass	2009-10-13
7524606	Nanocomposite photoresist composition for imaging thick films	Ping-Hung Lu, Hong Zhuang, Mark Neisser	2009-04-28
7247419	Nanocomposite photosensitive composition and use thereof	Ping-Hung Lu, Hong Zhuang, Mark Neisser	2007-07-24

Chunwei Chen — 12 Patents

Issued Patents All Time

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