Inventor · Nagahama, JP

Noboru Toyama

53Patents
11h-index
55Co-inventors
81Inventor score

Filing activity: Apr 19, 1978 → Aug 10, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US5486238A Photovoltaic device Emerging Cross-Sectional Technologies 56 Expired
US5678171A Mobile receiver for satellite broadcast during flight Electricity 43 Expired
US6592739B1 Process and apparatus for forming zinc oxide film, and process and apparatus for producing photovoltaic device Emerging Cross-Sectional Technologies 42 Expired
US5500055A Photovoltaic device Emerging Cross-Sectional Technologies 30 Expired
US5453135A Photoelectric conversion device with improved back reflection layer Emerging Cross-Sectional Technologies 29 Expired
US6061977A Photovoltaic roofing element Emerging Cross-Sectional Technologies 25 Expired
US6475354B1 Deposited film producing process, photovoltaic device producing process, and deposited film producing system Chemistry; Metallurgy 21 Expired
US5589403A Method for producing photovoltaic device Emerging Cross-Sectional Technologies 20 Expired
US6054024A Apparatus for forming transparent conductive film by sputtering and method therefor Emerging Cross-Sectional Technologies 18 Expired
US6238808A Substrate with zinc oxide layer, method for producing zinc oxide layer, photovoltaic device, and method for producing photovoltaic device Emerging Cross-Sectional Technologies 15 Expired
US7282132B2 Zinc oxide film treatment method and method of manufacturing photovoltaic device utilizing the same Emerging Cross-Sectional Technologies 12 Expired
US5981867A Photovoltaic module Emerging Cross-Sectional Technologies 11 Expired
US4673905A Corrugated elliptical waveguide or horn Electricity 11 Expired
US5885725A Photovoltaic device Emerging Cross-Sectional Technologies 11 Expired
US6576112B2 Method of forming zinc oxide film and process for producing photovoltaic device using it Emerging Cross-Sectional Technologies 7 Expired
US10029481B2 Porous body, method for producing the porous body, ink jet recording method, and ink jet recording apparatus Performing Operations; Transporting 7 Active
US5008690A Image recording apparatus for transferring ink patterns formed by selective application of energy through electrodes of a recording head controllably biased against ink transported on a roller Performing Operations; Transporting 7 Expired
US9067449B2 Image recording method by serially transferring intermediate images Performing Operations; Transporting 7 Active
US4979919A Method and apparatus for manufacturing cathode-ray tubes Electricity 7 Expired
US5770463A Method of fabricating a photovoltaic device Emerging Cross-Sectional Technologies 6 Expired
US6475367B1 Electrodeposition method Chemistry; Metallurgy 6 Expired
US6471848B1 Electrodeposition method of forming an oxide film Emerging Cross-Sectional Technologies 5 Expired
US7112264B2 Plating apparatus and method Chemistry; Metallurgy 5 Expired
US6383359B2 Method for forming a zinc oxide layer and method for producing a photovoltaic device Emerging Cross-Sectional Technologies 5 Expired
US6726812B1 Ion beam sputtering apparatus, method for forming a transparent and electrically conductive film, and process for the production of a semiconductor device Chemistry; Metallurgy 5 Expired

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