Inventor · Tama, JP

Nobuko Kitahara

13Patents
8h-index
17Co-inventors
65Inventor score

Filing activity: Aug 11, 1980 → Jun 7, 1995

Most-cited inventions

PatentTitleAreaCited byStatus
US4636038A Electric circuit member and liquid crystal display device using said member Physics 64 Expired
US4733948A Color liquid crystal display with light intercepting member Physics 37 Expired
US4931661A Photoelectric conversion device having a common semiconductor layer for a portion of the photoelectric conversion element and a portion of the transfer transistor section Electricity 30 Expired
US5306648A Method of making photoelectric conversion device Electricity 24 Expired
US5338690A Photoelectronic conversion device Electricity 15 Expired
US5686326A Method of making thin film transistor Physics 13 Expired
US5627088A Method of making a device having a TFT and a capacitor Electricity 10 Expired
US5648663A Semiconductor structure having transistor and other elements on a common substrate and process for producing the same Physics 9 Expired
US4365015A Photosensitive member for electrophotography composed of a photoconductive amorphous silicon Physics 7 Expired
US4347296A Electrophotographic photosensitive member and electrophotographic process Physics 2 Expired
US4439504A Electrophotographic photosensitive member and color electrophotographic process Physics 1 Expired
US4352875A Voltage distribution difference electrophotographic process Physics 0 Expired
US4347297A Electrophotographic method and element Physics 0 Expired

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