Inventor · Westerville, OH, US

Terry M. Birchler

52Patents
17h-index
62Co-inventors
87Inventor score

Filing activity: Jan 4, 1990 → Sep 1, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US7219670B2 Method for securing a nasal mask Human Necessities 59 Expired
USD347466S Faucet body General 45 Expired
USD912635S1 Wireless hand controller General 36 Active
US5572739A Ball glove Human Necessities 32 Expired
US8141754B2 Pressurized fluid dispenser Performing Operations; Transporting 30 Active
USD505304S1 Leaf rake General 30 Expired
USD514902S1 Leaf rake General 26 Expired
USD802108S1 Condenser General 26 Active
USD347883S Faucet spout General 24 Expired
US5120063A Heater register golf cup Human Necessities 24 Expired
US7753087B2 Product dispensing system Performing Operations; Transporting 23 Active
US7121599B2 Hand-operated tool with central step Human Necessities 22 Expired
USD398970S Kitchen sink General 20 Expired
USD350812S Faucet spout General 20 Expired
USD564855S1 Remote pull handle General 20 Expired
USD890978S1 Ceiling light General 19 Active
USD393057S Kitchen sink General 18 Expired
US6192607A Insole assembly for footwear Human Necessities 17 Expired
USD800367S1 Lighting fixture General 15 Active
USD537700S1 Handle for hand-operated tool General 15 Expired
USD517876S1 Bow rake General 15 Expired
USD705976S1 Lighting fixture General 15 Active
USD907756S1 Ceiling fan General 13 Active
USD532274S1 Handle for hand tool General 13 Expired
US7044130B2 Adjustable nasal mask Human Necessities 13 Expired

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