Inventor · Windom, MN, US

Daniel T. Chen

7Patents
5h-index
13Co-inventors
56Inventor score

Filing activity: Jul 30, 1998 → Mar 12, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US6394090B1 Flat-folded personal respiratory protection devices and processes for preparing same Human Necessities 89 Expired
US6454834B1 Regenerable air cleaning device Performing Operations; Transporting 58 Expired
USD443927S Respiratory mask General 40 Expired
USD448472S Respiratory mask General 23 Expired
US9523516B2 Broadband reflectors, concentrated solar power systems, and methods of using the same Emerging Cross-Sectional Technologies 9 Active
US6160086A Process for removing impurities from polymers Chemistry; Metallurgy 3 Expired
US9972734B2 Photovoltaic modules comprising light directing mediums and methods of making the same Emerging Cross-Sectional Technologies 1 Active

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