Inventor · Hull, GB

Martin Butler

36Patents
15h-index
48Co-inventors
77Inventor score

Filing activity: Feb 20, 2004 → Nov 8, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
USD537359S1 Combined spray cap and aerosol container General 76 Expired
USD539142S1 Spray cap for an aerosol container General 74 Expired
USD538915S1 Air freshener device General 72 Expired
USD609571S1 Bottle General 59 Expired
USD781496S1 Nail care instrument General 43 Active
USD827842S1 Skin treatment device with roller head General 38 Active
USD605746S1 Air freshener device General 29 Expired
USD605747S1 Air freshener device General 28 Expired
USD606643S1 Air freshener device General 24 Expired
USD547851S1 Refill for air freshener device General 22 Expired
USD641252S1 Opaque aerosol dispenser General 17 Expired
USD508284S1 Air freshener device General 17 Expired
USD551331S1 Air freshener device General 16 Expired
USD596732S1 Air freshener device General 15 Expired
USD606644S1 Air freshener device General 15 Expired
USD833630S1 Roller head for a skin treatment device General 15 Active
USD625603S1 Aerosol valve General 14 Expired
USD781497S1 Nail care instrument without lid General 14 Active
USD558320S1 Air freshener device General 13 Expired
USD659536S1 Spray nozzle General 13 Expired
USD525693S1 Air freshener refill General 12 Expired
US7959132B2 Apparatus for emitting a chemical agent Human Necessities 9 Active
USD551748S1 Air freshener device General 5 Expired
USD547431S1 Cartridge and refill of air treatment device General 4 Expired
US8328122B2 Spraying apparatus and method of using the same Performing Operations; Transporting 2 Active

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