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Inventor

Hiroshi Sugiyama

Inventor
Tokyo, JP

Overview

101→
Patents
1977–2020
Patent span
Chemistry
Primary field (CPC C)

Patents· 101 as inventor

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

C07Dprimary
C07DHeterocyclic compounds11%
G03GElectrography7%
B41JTypewriters7%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations6%
G01NInvestigating or analysing materials by determining their chemical or physical properties5%
C07CAcyclic or carbocyclic compounds3%
G01SRadio direction-finding3%
C09KMaterials for miscellaneous applications, not provided for elsewhere3%
G01CMeasuring distances, levels or bearings3%
H03FAmplifiers3%
PatentTitleYear
10,751,421Alkylating agent for alkylating target with driver oncogene mutation202010,756,165High-frequency transistor202010,690,685Mechanochemical platform and sensing methods using DNA origami nanostructures202010,527,545Total reflection measurement device202010,393,656Optical instrument for measuring total reflection absorption spectrum and measuring device201910,350,300Alkylating agent for alkylating target with driver oncogene mutation201910,234,665Infrared microscope20199,896,383'High zirconia electrically fused cast refractory'20189,751,806'High zirconia electrically fused cast refractory'20179,583,131'Magnetic disk device and control method'20179,475,735'High zirconia fused cast refractory'20168,973,432'Gear shift shock evaluation apparatus and evaluation method of the same'20158,964,326'Disk storage apparatus and method for regulating head flying height before seek operation'20158,821,606'Metal bonded grinding stone, and method of manufacturing the same'20148,710,927'High-frequency power amplifier'20148,531,674'Microscopic total reflection measuring apparatus'20138,155,968'Voice recognition apparatus and method for performing voice recognition comprising calculating a recommended distance range between a user and an audio input module based on the S/N ratio'20128,040,186'Radio frequency amplifier circuit and mobile communication terminal using the same'20117,888,516'TGF-β gene expression inhibitor'20117,807,844'TGF-β gene expression inhibitor'20107,745,473'Indole derivative for alkylating specific base sequence of DNA and alkylating agent and drug containing the derivative'20107,639,080'Radio frequency amplifier circuit and mobile communication terminal using the same'20097,550,581'Guanosine derivatives and use thereof'20097,519,437'Control method and apparatus'20097,505,560'3-dimensional image construction method and apparatus'20097,456,294'Hairpin polyamide'20087,425,872'Radio frequency power amplifier'20087,378,237'Development of method for screening physiologically active pyrrole imidazole derivative'20087,312,661'RF power amplifier'20077,067,622'Method of the solid phase synthesis of pyrrole-imidazole polyamide'20067,031,830'Guidance information providing apparatus, server apparatus, guidance information providing method, and program product'20066,974,668'Development of method for screening physiologically active pyrrole imidazole derivative'20056,946,455'Interstrand crosslinking agents for DNA and compounds therefor'20056,736,727'Service system and service method employing portable terminal'20046,729,711'Ink jet recording apparatus'20046,728,636'Destination guidance system and method for generating individually tailored routes within a complex structure'20046,713,633'Compounds capable of cleaving double-stranded DNA and method of utilization of the same'20046,665,087'Output apparatus and output method'20036,608,728'Magnetic disk unit'20036,566,336'Compounds alkylating specific base sequence of DNA and method for synthesizing the same'20036,510,379'Method and apparatus for automatically generating pedestrian route guide text and recording medium'20036,490,522'Route guidance generation apparatus and method'20026,345,245'Method and system for managing a common dictionary and updating dictionary data selectively according to a type of local processing system'20026,339,746'Route guidance system and method for a pedestrian'20026,335,464'Process for selectively oxidizing primary hydroxyl groups of organic compounds, and resin containing adsorbed catalyst for use therein'20026,278,527'Output apparatus and output method'20016,262,858'Magnetic disk device for controlling a sense current supplied to a magneto-resistive head based on an ambient temperature'20016,228,547'Bis(3,4-methylenedioxyphenylamino) derivatives and electrophotographic photoreceptor containing the derivatives'20016,172,264'Triphenylamine derivative, charge-transporting material comprising the same, and electrophotographic photoreceptor'20016,150,065'Electrophotographic photoreceptor'20006,137,503'Ink jet recording apparatus'20006,093,345'Optically active compound, liquid crystal composition containing the same, and liquid crystal electro-optic element using the same'20006,083,651'Phenothiazine or phenoxazine derivative, charge-transporting material comprising the same, and electrophotographic photoreceptor'20005,989,765'Triphenylamine derivative, charge-transporting material comprising the same, and electrophotographic photoreceptor'19995,991,593'Sheet supplying apparatus of air absorbing type'19995,969,887'Lens holding structure, its assembling method and its dimension determining method'19995,942,615'Phenothiazine or phenoxazine derivative, charge-transporting material comprising the same, and electrophotographic photoreceptor'19995,914,735'Ink jet recording head recovery mechanism with removal of solidified ink therefrom'19995,910,610'Triphenylamine derivative, charge-transporting material comprising the same, and electrophotographic photoreceptor'19995,906,899'Sealed storage battery having electrode plate foot which rests on a rib and cover joint structure with high adhesive strength'19995,887,110'Video data playback system using effective scheme for producing coded video data for fast playback mode'19995,882,813'Electrophotographic photoreceptor'19995,846,929'Purification of type G botulinum neurotoxin and pharmaceutical compositions thereof'19985,827,448'Ferroelectric liquid crystal device'19985,821,968'Ink jet recording apparatus and a process of ink jet recording'19985,770,715'Hammerhead-like nucleic acid analogues and their synthesis'19985,750,785'1,4-bis(2\', 2\'-diphenylvinyl)benzene derivative and charge transporting material and electrophotographic photoreceptor using the same'19985,736,284'Carbazole derivative charge transporting material using the same and electrophotographic photoreceptor'19985,589,858'Information recording apparatus'19965,573,878'Triphenylamine derivative, charge-transporting material comprising the same, and electrophotographic photoreceptor'19965,567,560'Triphenylamine derivative charge-transporting material containing electrophotographic photoreceptor'19965,521,042'1,4-bis(2\',2\'-diphenylvinyl)benzene derivative and charge transporting material and electrophotographic photoreceptor using the same'19965,517,222'Ink jet recording apparatus having rotary drum with ink receptor'19965,485,187'Ink-jet recording apparatus having improved recovery device'19965,454,976'Ferroelectric liquid crystal composition and liquid crystal display device using the same'19955,290,477'Optically active compound and liquid crystal composition containing the same'19945,275,756'Fluorine-containing optically active compound and liquid crystal composition containing the same'19945,272,512'Displacement information detection apparatus'19935,256,885'Doppler velocimeter having a diffraction grating and dual lens groups with identical focal distances'19935,229,830'Doppler velocimeter'19935,216,478'Doppler velocity meter'19935,194,745'Doppler velocimeter'19935,179,418'Doppler velocimeter and apparatus using the same'19934,992,805'Image recording apparatus'19914,935,680'Headrest control system for motor vehicle'19904,882,597'liquid jet recording apparatus having separate motors for driving a liquid head and a liquid reservoir'19894,881,186'Apparatus for measuring injection speed of die cast machines'19894,836,608'Reclining device of seat'19894,797,824'Automatic headrest positioning apparatus for seat of motor vehicles'19894,770,552'Printing apparatus for accentuating the outline portion of a printed character'19884,700,238'Copying apparatus'19874,675,587'Control circuit for electric reclining seat'19874,596,801'4H-3,1-benzoxazine derivatives, process for producing the same and agricultural or horticultural fungicide containing the same'19864,592,759'Production of aqueous coal slurries having high coal contents'19864,590,198'Fungicidal isonicotinanllide retals, their compositions and method of using them'19864,377,407'Isonicotinanilide derivatives, plant growth regulating compositions and use'19834,358,309'Urea derivatives and highly selective herbicidal compositions containing the same'19824,308,167'Process for gasifying hydrocarbons'19814,089,798'Process for producing reducing gas'19784,034,680'Dual-mode bus'19774,014,268'Steering control mechanism'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982–2002Patents assigned to CHUGAI PHARMACEUTICAL CO LTD (5)· patent assignee history
1982–2020Based in Tokyo, JP· patent location history
1986–2020Based in Kyoto, JP· patent location history
1987–2004Patents assigned to CANON KK (19)· patent assignee history
1987–2002Based in Kanagawa, JP· patent location history
1993–2017Based in Yokohama, JP· patent location history
1994–2001Patents assigned to TAKASAGO PERFUMERY CO LTD (17)· patent assignee history
2002–2017Patents assigned to TOSHIBA KK (11)· patent assignee history
2003–2008Patents assigned to JAPAN SCIENCE & TECH CORP (5)· patent assignee history
2003–2012Based in Kawasaki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CANON KK191987–2004
TAKASAGO PERFUMERY CO LTD171994–2001
TOSHIBA KK112002–2017
CHUGAI PHARMACEUTICAL CO LTD51982–2002
JAPAN SCIENCE & TECH CORP52003–2008
Locations
LocationPatentsSpan
Tokyo, JP251982–2020
Kanagawa, JP171987–2002
Yokohama, JP161993–2017
Kyoto, JP91986–2020
Kawasaki, JP72003–2012