Inventor · Langenhagen, DE

Udo Frerichs

31Patents
8h-index
21Co-inventors
75Inventor score

Filing activity: May 22, 1981 → Oct 26, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US4563042A Covering ring for a vehicle wheel Emerging Cross-Sectional Technologies 13 Expired
US4408647A Vehicle wheel Emerging Cross-Sectional Technologies 10 Expired
US4758401A Method for vulcanizing pneumatic vehicle tires Performing Operations; Transporting 10 Expired
US4610288A Apparatus for mounting pneumatic vehicle tires Performing Operations; Transporting 9 Expired
US4471825A Tread structure for pneumatic vehicle tire Emerging Cross-Sectional Technologies 9 Expired
US4516617A Method of mounting a tire Performing Operations; Transporting 8 Expired
US4437503A Tread configuration for pneumatic vehicle tires Performing Operations; Transporting 8 Expired
US4424846A Tread configuration for pneumatic vehicle tires Performing Operations; Transporting 8 Expired
US4865532A Apparatus for vulcanizing pneumatic vehicle tires Performing Operations; Transporting 6 Expired
US4623009A Covering ring for a vehicle wheel Emerging Cross-Sectional Technologies 6 Expired
US5034079A Method and apparatus for vulcanizing pneumatic vehicle tires Performing Operations; Transporting 5 Expired
US4597426A Vehicle tire and rim having tire bead rotatable into assembled condition Performing Operations; Transporting 5 Expired
US4967822A Pneumatic tire for a vehicular tire and wheel assembly Emerging Cross-Sectional Technologies 5 Expired
US4794970A Vehicle wheel Performing Operations; Transporting 5 Expired
US4732198A Vehicle wheel Emerging Cross-Sectional Technologies 4 Expired
US6619350B1 Vehicle wheel with an emergency running support body and at least one lubricant container Emerging Cross-Sectional Technologies 3 Expired
US4696333A Rim for a pneumatic vehicle tire Emerging Cross-Sectional Technologies 3 Expired
US4635697A Wheel and tire assembly for a vehicle Emerging Cross-Sectional Technologies 3 Expired
US4850411A Vehicle wheel Emerging Cross-Sectional Technologies 3 Expired
US4577668A Vehicle wheel Performing Operations; Transporting 3 Expired
US4610287A Method and apparatus for demounting pneumatic vehicle tires Performing Operations; Transporting 3 Expired
US4782877A Vehicle wheel for pneumatic tire Emerging Cross-Sectional Technologies 3 Expired
US4825924A Bead core for a pneumatic vehicle tire including hollow cords Emerging Cross-Sectional Technologies 2 Expired
US4791972A Filler ring for a vehicle wheel and tire assembly Emerging Cross-Sectional Technologies 1 Expired
US5018565A Filler ring for a vehicle wheel and tire assembly Emerging Cross-Sectional Technologies 1 Expired

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