Inventor · Waverly, OH, US

John D. Call

10Patents
5h-index
5Co-inventors
59Inventor score

Filing activity: Nov 5, 1990 → Jan 7, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US5134552A Acceleration activated energizing device Emerging Cross-Sectional Technologies 77 Expired
US5928150A System for locating and detecting a source of photon emissions Human Necessities 68 Expired
US5101260A Multilayer light scattering photovoltaic back reflector and method of making same Emerging Cross-Sectional Technologies 67 Expired
US6204505A Surgical probe apparatus and system Human Necessities 19 Expired
US6218669A Surgical probe apparatus Human Necessities 15 Expired
US8269185B2 Stacked crystal array for detection of photon emissions Physics 3 Active
US8344331B1 K-alpha probe for detection of photon emissions Physics 0 Active
US8653469B1 K-alpha probe for detection of photon emissions Physics 0 Active
US9500750B2 Stacked crystal array for detection of photon emissions Physics 0 Active
US9494696B1 K-alpha probe for detection of photon emissions Physics 0 Active

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