Inventor · Boulder, CO, US

Howard M. Branz

17Patents
6h-index
21Co-inventors
66Inventor score

Filing activity: Nov 6, 1992 → Feb 9, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US5377037A Electrochromic-photovoltaic film for light-sensitive control of optical transmittance Physics 65 Expired
US8075792B1 Nanoparticle-based etching of silicon surfaces Emerging Cross-Sectional Technologies 25 Active
US7601215B1 Method for rapid, controllable growth and thickness, of epitaxial silicon films Chemistry; Metallurgy 10 Active
US6441942B1 Electrochromic projection and writing device Physics 7 Expired
US8203154B2 Stacked switchable element and diode combination with a low breakdown switchable element Electricity 7 Active
US8569708B2 High sensitivity, solid state neutron detector Electricity 6 Active
US9029792B2 High sensitivity, solid state neutron detector Electricity 3 Active
US6713400B1 Method for improving the stability of amorphous silicon Emerging Cross-Sectional Technologies 3 Expired
US8828765B2 Forming high efficiency silicon solar cells using density-graded anti-reflection surfaces Emerging Cross-Sectional Technologies 3 Active
US8815104B2 Copper-assisted, anti-reflection etching of silicon surfaces Emerging Cross-Sectional Technologies 2 Active
US8729798B2 Anti-reflective nanoporous silicon for efficient hydrogen production Emerging Cross-Sectional Technologies 1 Active
US7067850B2 Stacked switchable element and diode combination Electricity 1 Expired
US11588091B2 Thermoelectric devices based on nanophononic metamaterials Electricity 0 Active
US11251318B2 Efficient black silicon photovoltaic devices with enhanced blue response Emerging Cross-Sectional Technologies 0 Active
US9076903B2 Forming high-efficiency silicon solar cells using density-graded anti-reflection surfaces Emerging Cross-Sectional Technologies 0 Active
US8987115B2 Epitaxial growth of silicon for layer transfer Emerging Cross-Sectional Technologies 0 Active
US8466447B2 Back contact to film silicon on metal for photovoltaic cells Emerging Cross-Sectional Technologies 0 Active

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