Inventor · Lewistown, PA, US

Nathan Smith

26Patents
9h-index
8Co-inventors
68Inventor score

Filing activity: Apr 30, 1975 → Nov 9, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
USD918904S1 Head wearable device General 51 Active
US4007089A Method for binding biologically active compounds Emerging Cross-Sectional Technologies 31 Expired
US4900685A Analyte detection in particulate-containing samples Physics 15 Expired
USD950063S1 Light seal pair General 14 Active
USD934243S1 Head wearable device General 14 Active
US5494800A Analyte detection in particulate-containing samples Emerging Cross-Sectional Technologies 13 Expired
USD918903S1 Headset for ocular testing and measurement General 11 Active
USD934242S1 Headset for ocular testing and measurement General 11 Active
US11089954B2 Method and apparatus for guiding a test subject through an ophthalmic test Human Necessities 10 Active
US7727734B1 Detection and measurement of blood-feeding activity Physics 9 Active
US4547466A Detecting rheumatoid factor with synthetic particles having immune complexes thereon Emerging Cross-Sectional Technologies 8 Expired
US11344194B2 Methods, apparatus, and systems for ophthalmic testing and measurement Human Necessities 8 Active
US8460890B2 Detection and measurement of blood-feeding activity Physics 8 Active
USD962280S1 Display screen with animated graphical user interface of an ophthalmic testing system General 7 Active
US11478142B2 Methods, apparatus, and systems for ophthalmic testing and measurement Human Necessities 6 Active
US10667683B2 Methods, apparatus, and systems for ophthalmic testing and measurement Human Necessities 6 Active
USD929595S1 Light seal cover General 2 Active
USD950064S1 Interface unit General 1 Active
US4087609A Azido-triazines Chemistry; Metallurgy 1 Expired
US9012157B2 Determining immunoglobulins in non-blood body fluids of neonatal ungulates Human Necessities 0 Active
US8597894B2 Determining immunoglobulins in non-blood body fluids of neonatal ungulates Human Necessities 0 Active
US12076084B2 Methods, apparatus, and systems for ophthalmic testing and measurement Human Necessities 0 Active
US11478143B2 Methods, apparatus, and systems for ophthalmic testing and measurement Human Necessities 0 Active
US11471044B2 Methods, apparatus, and systems for ophthalmic testing and measurement Human Necessities 0 Active
US11457805B2 Methods, apparatus, and systems for ophthalmic testing and measurement Human Necessities 0 Active

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