LexDanaLexDanabeta
Inventor

Tamotsu Ikeda

Inventor
Tokyo, JP

Overview

71→
Patents
1978–2019
Patent span
Electricity
Primary field (CPC H)

Patents· 71 as inventor

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

H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication32%
G03GElectrography17%
H04NPictorial communication, e.g. television13%
H03MCoding7%
H04HBroadcast communication6%
B23KSoldering or unsoldering3%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables3%
G09GArrangements or circuits for control of indicating devices using static means to present variable information3%
G06FElectric digital data processing2%
H04BTransmission2%
PatentTitleYear
10,374,849Signal processing apparatus and method201910,078,300Fixing device and image forming apparatus201810,036,987Removable fixing device having a convex guide and image forming apparatus20189,992,446Image transmission system and image transmission method20189,954,925Transmission device, transmission method, reception device, reception method, program, stream transmission and reception system, and electronic apparatus20189,905,151'Display panel having daisy-chain-connected pixels, pixel chip, and electronic apparatus'20189,817,347'Fixing device, fixing method, and image forming apparatus'20179,690,242'Fixing device and image forming apparatus incorporating same'20179,495,911'Display panel, driving method, and electronic apparatus'20169,491,413'Imaging apparatus and image transmitting method'20169,424,773'Display panel, method of driving the same, and electronic apparatus'20169,294,593'Electronic apparatus, stream transmission and reception method of electronic apparatus, program, host device, and stream transmission and reception method of host device'20169,294,735'Image transmission system and image transmission method'20169,270,394'Transmission device and transmission method thereof, and reception device of connected transmission channels in a 13-segment format'20169,265,007'Transmission device, transmission method, reception device, reception method, and program'20169,217,989'Process unit and image forming apparatus incorporating same'20159,201,394'Image forming apparatus and air flow path therein'20159,116,476'Fixing device and image forming apparatus'20159,112,641'Transmission device and transmission method thereof, and reception device'20159,100,379'Transmitting apparatus, transmitting method, receiving apparatus, receiving method, program, and electronic apparatus'20159,073,724'Sheet discharge device and image forming apparatus'20159,007,409'Optical writing head positioning mechanism, process cartridge, and image forming apparatus'20158,989,641'Fixing device with mechanism capable of minimizing glossy streaks and stain on recording medium and image forming apparatus incorporating same'20158,948,639'Fixing device with mechanism capable of detecting pressure exerted between opposed components and image forming apparatus incorporating same'20158,941,492'Receiving apparatus, information processing method and program'20158,874,021'Media guide mechanism, fixing device and image forming apparatus incorporating same'20148,867,942'Lever switcher with mechanism for minimizing mechanical shock and sound and fixing device and image forming apparatus incorporating lever switcher'20148,798,517'Sheet supplying device and image forming apparatus incorporating same'20148,792,322'Frame and signalling pattern structure for multi-carrier systems'20148,699,929'Guide device with mechanism capable of minimizing damage to toner image and recording medium and fixing device and image forming apparatus incorporating same'20148,599,015'Receiving device, information processing method, program, and semiconductor chip'20138,537,933'Receiving device, receiving method, and program'20138,498,560'Fixing device and image forming apparatus using this fixing device'20138,417,137'Fixing device and image forming apparatus employing the fixing device'20138,364,051'Fixing device and image forming apparatus including same'20138,121,017'Frame and signaling pattern structure for multi-carrier systems'20128,107,864'Separating member, fixing device, and image forming apparatus'20128,045,658'Reception apparatus, reception method and program'20118,045,945'Reception apparatus, reception method and program'20117,697,411'OFDM broadcast system for transporting streams of data'20107,475,418'Digital broadcasting system and method for automatically locating programs after relocation'20097,403,472'OFDM receiving device and OFDM receiving method'20087,356,094'Digital broadcast receiving apparatus'20087,289,765'OFDM demodulator'20077,158,475'Transmitting apparatus and method and provision medium'2007D0528593'Paper feed cassette'20067,075,949'OFDM receiving device and OFDM receiving method'20067,054,357'Error rate estimating device, method, and information recording medium'20066,973,118'Digital broadcasting apparatus'20056,856,590'OFDM transmission device and OFDM transmission method'20056,681,363'Data receiver, data transmission system, and data transmitting method therefor'20046,668,351'Decoder and decoding method'20036,381,727'Apparatus and method for receiving data with bit insertion'20026,327,316'Data receiver using approximated bit metrics'20016,324,224'Apparatus and method for receiving data with bit insertion'20016,263,472'Apparatus and method for detecting signal points using signal point-mapping'20016,169,768'Receiving apparatus and method'20016,118,825'Digital data transmission device and method, digital data demodulation device and method, and transmission medium'20006,041,432'Apparatus and method for detecting signal points using signal point-mapping'20005,903,546'Means and method of improving multiplexed transmission and reception by coding and modulating divided digital signals'19995,867,532'Data reception apparatus, data transmission apparatus and method thereof'19995,805,484'Orthogonal function generating circuit and orthogonal function generating method'19985,787,123'Receiver for orthogonal frequency division multiplexed signals'19985,778,146'Light beam heating apparatus'19985,740,313'Light beam heating apparatus'19985,724,394'Viterbi decoding method and decoder capable of eliminating phase indeterminacy'19985,717,706'Apparatus and method for detecting signal points using signal point-mapping'19985,691,995'Transmission of data by using convolutional coding of different code rates and the encoded data reception including decoding of the received data'19975,671,324'Light beam heating apparatus with optical energy correction compensating for lamp electrode wear and aging'19974,211,686'Unsaturated polyester resin composition for use in pressure molding'19804,128,527'Dynamoelectric machine having coil windings and core encapsulated with resin-filler composition'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–1980Based in Hitachi, JP· patent location history
1997–2019Patents assigned to SONY CORP (44)· patent assignee history
1997–2019Based in Tokyo, JP· patent location history
1997–1998Based in Toyonaka, JP· patent location history
2012–2018Patents assigned to IKEDA TAMOTSU (25)· patent assignee history
2012–2018Patents assigned to RICOH CO LTD (19)· patent assignee history
2012–2015Patents assigned to SAKAYA KOHTA (7)· patent assignee history
2012–2015Based in Osaka, JP· patent location history
2014–2015Patents assigned to HIRAOKA CHIKARA (6)· patent assignee history
2017Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SONY CORP441997–2019
IKEDA TAMOTSUself252012–2018
RICOH CO LTD192012–2018
SAKAYA KOHTA72012–2015
HIRAOKA CHIKARA62014–2015
Locations
LocationPatentsSpan
Tokyo, JP481997–2019
Osaka, JP132012–2015
Toyonaka, JP31997–1998
Kanagawa, JP22017
Hitachi, JP21978–1980