Inventor · Osaka, JP

Yasufumi Wada

10Patents
2h-index
11Co-inventors
47Inventor score

Filing activity: Oct 28, 1998 → Dec 18, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US9163790B2 LED illumination device and LED light-emission module Mechanical Engineering; Lighting; Heating 7 Active
US6800992B2 In-line type electron gun and color picture tube apparatus using the same Electricity 2 Expired
US6239546A Color cathode ray-tube with electron gun having a reinforcing electrode Electricity 2 Expired
US9634211B2 Light-emitting module Electricity 1 Active
US9416924B2 Light emission module Emerging Cross-Sectional Technologies 1 Active
US6570314B2 Color display tube Electricity 1 Expired
US9070831B2 Light-emitting device each having variable distances between pairs of electrode pads with respect to Zener diodes and lighting apparatus using the same Electricity 0 Active
US9488345B2 Light emitting device, illumination apparatus including the same, and mounting substrate Electricity 0 Active
US7071606B2 Color picture tube Electricity 0 Expired
US9435512B2 Lighting apparatus Electricity 0 Active

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