Inventor · Krefeld, DE

Yun Chen

23Patents
7h-index
23Co-inventors
69Inventor score

Filing activity: Feb 9, 1996 → Sep 5, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5786440A Mixtures of cyclic oligocarbonates and their manufacture Chemistry; Metallurgy 28 Expired
US5932664A Process for the production of hydrogenated ring-opened metathesis polymers Chemistry; Metallurgy 24 Expired
US6492468B1 Vinylcyclohexane-based block copolymers Physics 18 Expired
US6248457A Copolymers based on vinyl units and use thereof in electroluminescent devices Emerging Cross-Sectional Technologies 13 Expired
US6114463A Copolymers based on vinyl units and their use in electroluminescent devices Chemistry; Metallurgy 10 Expired
US5891975A (Co)polymers based on vinyl units and use thereof in electroluminescent devices Chemistry; Metallurgy 8 Expired
US6403239B2 (Co)polymers based on vinyl units and use thereof in electroluminescent devices Emerging Cross-Sectional Technologies 7 Expired
US5807945A (Co)polymers based on vinyl units and use thereof in electroluminescent arrangements Electricity 6 Expired
US5905128A (CO) polymers based on vinyl units and use thereof in electroluminescent arrangements Electricity 4 Expired
US5990246A Transparent materials consisting of hydrogenated products of ring-opened metathetical polymers with polar substituents Chemistry; Metallurgy 2 Expired
US6297346A Mixtures of cyclic oligocarbonates, their production and use Chemistry; Metallurgy 1 Expired
US6156871A Mixtures of cyclic oligocarbonates, their production and use Chemistry; Metallurgy 1 Expired
US12145353B1 Coating apparatus and coating method for substrate with curved surface Performing Operations; Transporting 0 Active
US6365694B1 Amorphous vinyl cyclohexane polymers Chemistry; Metallurgy 0 Expired
US6075106A (Co)polymers based on vinyl units and use thereof in electroluminescent devices Chemistry; Metallurgy 0 Expired
US6590058B1 Oligomeric bischlorocarbonic acid esters obtained from selected cycloaliphatic bisphenols and other bisphenols Chemistry; Metallurgy 0 Expired
US11960153B2 Folding lens system and manufacturing method thereof Physics 0 Active
US10500828B2 Method for laminating and aligning an irregular-shape material Emerging Cross-Sectional Technologies 0 Active
US6649723B1 Vinylcyclohexane-based polymers Chemistry; Metallurgy 0 Expired
US10696006B2 Lamination structure of two-axis curvy touch panel Physics 0 Active
US12174375B1 Head-mounted display device and zoomable optical device thereof Physics 0 Active
US11860506B2 Virtual reality display system and head-mounted display apparatus Physics 0 Active
US11733558B1 Curved optic structure and method of manufacturing thereof Physics 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.