Inventor · Franklin, WI, US

James Wiegand

11Patents
7h-index
18Co-inventors
63Inventor score

Filing activity: Aug 26, 1985 → Jun 24, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US4863418A Non-metallic chain including wound composite chain links and molded pins Mechanical Engineering; Lighting; Heating 24 Expired
US4663042A Polymeric sludge collector flight Performing Operations; Transporting 22 Expired
US4950398A Cantilevered flight attachment for non-metallic chain Performing Operations; Transporting 20 Expired
US4631974A Polymeric split sprocket wheel Emerging Cross-Sectional Technologies 19 Expired
US5165522A Collector flight attachment link for collector apparatus Performing Operations; Transporting 16 Expired
US5035681A Reduced friction sprocket assembly for use in corrosive environments Mechanical Engineering; Lighting; Heating 16 Expired
US9967238B1 Database-centered computer network systems and computer-implemented methods for cryptographically-secured distributed data management Electricity 10 Active
US5131890A Reduced friction spool bearing and method of making same Mechanical Engineering; Lighting; Heating 3 Expired
US5080852A Method of making a bearing sleeve for a split sprocket wheel assembly Mechanical Engineering; Lighting; Heating 2 Expired
US10333910B2 Database-centered computer network systems and computer-implemented methods for cryptographically-secured distributed data management based on entropy and having a supervisory node Electricity 1 Active
US10979405B2 Database-centered computer network systems and computer-implemented methods for cryptographically-secured distributed data management based on entropy and having a supervisory node Electricity 0 Active

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