LexDanaLexDanabeta
Inventor

Tohru Den

Inventor
Tokyo, JP

Overview

93→
Patents
1990–2013
Patent span
Electricity
Primary field (CPC H)

Patents· 93 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B82Yprimary
B82YSpecific uses or applications of nanostructures10%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
G11BInformation storage based on relative movement between record carrier and transducer7%
Y10TTechnical subjects covered by former us classification7%
C25DProcesses for the electrolytic or electrophoretic production of coatings7%
C23CCoating metallic material5%
H01JElectric discharge tubes or discharge lamps4%
H10NElectric solid-state devices not otherwise provided for4%
B81CProcesses or apparatus specially adapted for the manufacture or treatment of microstructural devices or systems3%
C04BLime, magnesia3%
PatentTitleYear
8,435,899'Method for producing columnar structured material'20138,212,252'Light-emitting device'20128,022,610'Electronic device containing carbon nanotubes'20118,003,238'Structured material, magnetic recording medium utilizing the same, and magnetic recording/reproducing apparatus'20117,892,979'Columnar structured material and method of manufacturing the same'20117,879,734'Method of manufacturing porous body'20117,872,259'Light-emitting device'20117,829,362'Field-effect transistor, sensor using it, and production method thereof'20107,700,968'Method of forming a light-emitting device with a triple junction'20107,678,319'Mold and molding apparatus using the same'20107,674,104'Mold and molding apparatus using the same'20107,641,783'Plating solution, process for producing a structure with the plating solution, and apparatus employing the plating solution'20107,636,214'Structure, optical device, magnetic device, magnetic recording medium and manufacturing method thereof'20097,631,769'Fluid control device and method of manufacturing the same'20097,591,641'Mold and process of production thereof'20097,545,010'Catalytic sensor structure'20097,538,042'Method of manufacturing a structure having a projection'20097,534,359'Process for producing structure, structure thereof, and magnetic recording medium'20097,517,554'Process for producing nanostructure of mixed film of Al, Si, and/or Ge'20097,510,780'Structured material, magnetic recording medium utilizing the same, and magnetic recording/reproducing apparatus'20097,473,942'Light-emitting device with at least one triple junction formed in a plane'20097,455,759'Method for production of a structure with pores by anodizing'20087,453,193'Electronic device containing a carbon nanotube'20087,432,218'Method for producing porous body'20087,422,674'Method of producing structures by anodizing'20087,410,600'Light-emitting material and light-emitting element'20087,393,458'Porous material and production process thereof'20087,387,967'Columnar structured material and method of manufacturing the same'20087,347,683'Mold and molding apparatus using the same'20087,348,670'Nanostructure, electronic device and method of manufacturing the same'20087,349,242'Magnetic device'20087,329,387'Field-effect transistor, sensor using it, and production method thereof'20087,319,069'Structure having pores, device using the same, and manufacturing methods therefor'20087,303,696'Light-emitting material and light-emitting element'20077,288,203'Process for producing structure, process for producing magnetic recording medium, and process for producing molded product'20077,286,324'Cobalt-platinum or iron-plantinum magnetic material containing 1% to 40% Cu, Ni or B'20077,282,268'Structure, method of manufacturing the same, and device using the same'20077,214,418'Structure having holes and method for producing the same'20077,192,510'Fluid control device and method of manufacturing the same'20077,183,012'Structure having pores, magnetic recording medium, and method of manufacturing same'20077,183,127'Method of manufacturing a semiconductor device'20077,167,342'Magnetic recording medium, magnetic recording playback device, and information processing device'20077,148,619'Electronic device containing a carbon nanotube'20067,126,975'Electron-beam excitation laser'20067,100,263'Structure manufacturing method'20067,087,831'Photoelectric conversion device and method of production thereof'20067,081,303'Function device and method for manufacturing the same, perpendicular magnetic recording medium, magnetic recording/reproduction apparatus and information processing apparatus'20067,074,480'Porous body and method of manufacturing the same'20067,070,855'Porous material and production process thereof'20066,982,217'Nano-structure and method of manufacturing nano-structure'20066,979,244'Method of manufacturing an electronic device containing a carbon nanotube'20056,972,146'Structure having holes and method for producing the same'20056,943,488'Structures, electron-emitting devices, image-forming apparatus, and methods of producing them'20056,936,854'Optoelectronic substrate'20056,930,057'Columnar structured material and manufacturing method therefor'20056,924,023'Method of manufacturing a structure having pores'20056,878,634'Structure having recesses and projections, method of manufacturing structure, and functional device'20056,860,982'Zinc oxide with acicular structure, process for its production, and photoelectric conversion device'20056,858,319'Magnetic recording medium including aluminum layer having holes and production method thereof'20056,855,025'Structure and a process for its production'20056,838,297'Nanostructure, electron emitting device, carbon nanotube device, and method of producing the same'20056,829,159'Magnetic device'20046,803,704'Channel plate and manufacturing method thereof'20046,801,352'Electrodeposition display device'20046,791,797'Cylindrical magnetic recording medium and method for manufacturing the same'20046,790,787'Structure having narrow pores'20046,784,007'Nano-structures, process for preparing nano-structures and devices'20046,737,668'Method of manufacturing structure with pores and structure with pores'20046,720,728'Devices containing a carbon nanotube'20046,717,777'Magnetic device with porous layer and method for manufacturing the same, and solid magnetic memory'20046,649,824'Photoelectric conversion device and method of production thereof'20036,628,053'Carbon nanotube device, manufacturing method of carbon nanotube device, and electron emitting device'20036,611,034'Magnetic device and solid-state magnetic memory'20036,610,463'Method of manufacturing structure having pores'20036,596,078'Method of producing oxide whiskers, oxide whiskers, and photoelectric conversion apparatus'20036,541,386'Method for producing a structure with narrow pores'20036,525,461'Narrow titanium-containing wire, process for producing narrow titanium-containing wire, structure, and electron-emitting device'20036,476,409'Nano-structures, process for preparing nano-structures and devices'20026,464,853'Method of producing structure having narrow pores by anodizing'20026,278,231'Nanostructure, electron emitting device, carbon nanotube device, and method of producing the same'20016,270,571'Method for producing narrow wires comprising titanium oxide, and narrow wires and structures produced by the same method'20016,214,738'Method for producing narrow pores and structure having the narrow pores, and narrow pores and structure produced by the method'20015,583,093'Metal oxide material with Ln, Sr, Cu, O, optionally Ca, and at least one of Fe, Co, Ti, V, Ge, Mo, and W'19965,578,554'Metal oxide material and method of manufacturing the same'19965,565,414'Substituted superconductive Bi-Sr-Ca-Cu oxide and Bi-Sr-Ca-Ln-Cu oxide compositions'19965,512,542'Metallic oxide with boron and process for manufacturing the same'19965,512,538'Metal oxide material with Ln, Sr, Cu, Re, O, and optionally Ca'19965,155,093'Light detecting device and light detecting method using a superconnector'19925,019,553'Sr.sub.2 (Bi.sub.1-a Pba).sub.x Cu.sub.y O.sub.z metal oxide material'19914,991,541'Device and process for treating fine particles'19914,957,061'Plurality of beam producing means disposed in different longitudinal and lateral directions from each other with respect to a substrate'19904,898,798'Photosensitive member having a light receiving layer comprising a carbonic film for use in electrophotography'19904,892,800'Photosensitive member having a photoconductive layer comprising a carbonic film for use in electrophotography'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–2013Patents assigned to CANON KK (92)· patent assignee history
1990–2013Based in Tokyo, JP· patent location history
1990Based in Atsugi, JP· patent location history
1992–2002Based in Funabashi, JP· patent location history
2003–2010Based in Setagaya, JP· patent location history
2004–2007Based in Kanagawa, JP· patent location history
2007Patents assigned to CANON KABUSHIKI KASHA (1)· patent assignee history
2011–2012Patents assigned to TOKYO INST TECH (2)· patent assignee history
2012–2013Patents assigned to DEN TOHRU (2)· patent assignee history
2013Patents assigned to FUKUTANI KAZUHIKO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CANON KK921990–2013
DEN TOHRUself22012–2013
TOKYO INST TECH22011–2012
CANON KABUSHIKI KASHA12007
FUKUTANI KAZUHIKO12013
Locations
LocationPatentsSpan
Tokyo, JP831990–2013
Setagaya, JP42003–2010
Kanagawa, JP22004–2007
Funabashi, JP21992–2002
Atsugi, JP21990