Inventor · Cambridge, MA, US

Nathan David Schaal

61Patents
30h-index
42Co-inventors
84Inventor score

Filing activity: Aug 7, 2009 → Oct 7, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
USD662080S1 Headset General 252 Active
USD721052S1 Headphones General 176 Active
USD642554S1 Headset General 166 Expired
USD719136S1 Headphones General 164 Active
USD641727S1 Headset General 104 Expired
USD737799S1 Headphone ear cups General 86 Active
USD686191S1 Set of headphones with orange and white details General 73 Active
USD864283S1 Audio eyeglasses General 66 Active
USD808928S1 Portable audio system General 66 Active
USD840971S1 Set of headphones General 62 Active
USD865041S1 Audio eyeglasses General 61 Active
USD684953S1 Set of headphones with green and grey details General 57 Active
USD695267S1 Set of headphones General 55 Active
USD695266S1 Set of headphones with purple and white details General 54 Active
USD865040S1 Audio eyeglasses General 54 Active
USD695265S1 Set of headphones with blue and black details General 52 Active
USD684950S1 Set of headphones General 49 Active
USD808927S1 Portable audio system General 48 Active
USD741289S1 Headphone ear cups General 45 Active
USD809475S1 Set of headphones General 44 Active
USD741290S1 Headphone headband General 43 Active
USD699703S1 Set of headphones with green and grey details General 40 Active
USD828826S1 Earbud General 40 Active
USD633447S1 Control module General 39 Expired
USD712884S1 Set of headphones General 34 Active

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