Inventor · Chur, CH

William R. Lutz

46Patents
15h-index
37Co-inventors
81Inventor score

Filing activity: May 31, 1979 → May 14, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US5246915A Method for controlling weeds Human Necessities 66 Expired
USD320786S Dimming switch General 59 Expired
USD323488S Control panel General 52 Expired
USD535139S1 Barbeque grill General 33 Expired
USD541576S1 Barbeque grill General 31 Expired
USD266486S Fuel container General 30 Expired
USD541575S1 Barbeque grill General 25 Expired
USD516367S1 Barbeque grill General 22 Expired
USD452129S Lighted knife handle General 21 Expired
US6419371B1 Lighted tool Performing Operations; Transporting 21 Expired
USD439495S Lighted knife handle General 18 Expired
USD320758S Occupancy sensor cover General 17 Expired
US6030092A Light handle Performing Operations; Transporting 17 Expired
US4813998A Herbicidal 1H-imidazole-5-carboxylic acid derivatives Chemistry; Metallurgy 17 Expired
US8084649B2 Herbicides Chemistry; Metallurgy 16 Active
US4284058A Backpacker's stove apparatus Mechanical Engineering; Lighting; Heating 15 Expired
USD431435S Lighted plier hand tool General 13 Expired
US6296365A Lighted hand tool Performing Operations; Transporting 13 Expired
USD450557S Lighted knife handle General 11 Expired
US4904300A Imidazole derivatives Chemistry; Metallurgy 10 Expired
USD422727S Lighted screwdriver handle General 10 Expired
US6364500B1 Lighted handle Performing Operations; Transporting 8 Expired
USD535138S1 Barbeque grill General 7 Expired
USD412760S Lighted tool handle General 7 Expired
USD431428S Lighted plier hand tool General 7 Expired

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