LexDanaLexDanabeta
Inventor

Yasufumi Fukuma

Inventor
Tokyo, JP

Overview

93→
Patents
1988–2021
Patent span
Human necessities
Primary field (CPC A)

Patents· 93 as inventor

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

A61Bprimary
A61BDiagnosis46%
G01BMeasuring length, thickness or similar linear dimensions11%
G01NInvestigating or analysing materials by determining their chemical or physical properties9%
G01MTesting static or dynamic balance of machines or structures8%
G06TImage data processing or generation, in general5%
G02CSpectacles4%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes3%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%
A61FFilters implantable into blood vessels2%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light2%
PatentTitleYear
11,013,401Ophthalmologic apparatus202110,905,325Ophthalmologic apparatus202110,881,295Ophthalmic system, ophthalmic information processing apparatus, and ophthalmic information processing method202110,878,5743D quantitative analysis of retinal layers with deep learning202010,820,803Patient management system and patient management server202010,743,762Ophthalmologic apparatus202010,456,034Ophthalmic microscope system20199,962,257Intraocular lens system20189,936,870Image displaying apparatus20189,848,772Image displaying method20179,789,312'Retinal prosthesis system'20179,782,070'Fundus photographing apparatus'20179,717,408'Ophthalmologic imaging apparatus for stimulated eye'20179,662,013'Ophthalmic microscope'20179,526,415'Ophthalmologic apparatus'20169,492,082'Optical image measuring apparatus, image displaying apparatus and image displaying method'20169,380,937'Ophthalmologic apparatus'20169,370,301'Ophthalmologic apparatus'20169,295,387'Ophthalmologic apparatus'20169,295,386'Ophthalmologic apparatus'20168,970,848'Optical image measurement apparatus'20158,488,126'Optical image measurement device including an interference light generator'20138,348,426'Optical image measurement device and image processing device'20138,009,297'Optical image measuring apparatus'20117,982,880'Optical image measurement device'20117,980,697'Fundus oculi observation device and ophthalmic image display device'20117,952,722'Optical image measurement device'20117,905,597'Fundus observation device and a program controlling the same'20117,905,596'Fundus observation device, an ophthalmologic image processing unit, an ophthalmologic image processing program, and an ophthalmologic image processing method'20117,837,328'Optical image-measuring device'20107,828,437'Fundus oculi observation device and fundus oculi image processing device'20107,794,083'Fundus oculi observation device and fundus oculi image display device'20107,789,511'Eye movement measuring apparatus, eye movement measuring method and recording medium'20107,784,941'Fundus observation device'20107,777,893'Optical image measurement device'20107,756,311'Optical image measuring device, optical image measuring program, fundus observation device, and fundus observation program'20107,643,154'Optical image measurement device'20107,641,338'Fundus observation device'20107,604,351'Optical image measurement device and optical image measurement method'20097,566,128'Fundus observation device, fundus image display device and fundus observation program'20097,566,132'Fundus observation device'20097,549,746'Fundus observation device'20097,548,320'Optical image measuring apparatus'20097,527,378'Fundus observation device'20097,492,466'Optical image measuring apparatus and optical image measuring method'20097,458,684'Fundus observation device'20087,372,578'Optical image measuring apparatus'20087,370,966'Opthalmologic apparatus'20087,360,897'Fundus examination apparatus'20087,345,770'Optical image measuring apparatus and optical image measuring method for forming a velocity distribution image expressing a moving velocity distribution of the moving matter'20087,344,246'Observation apparatus'20087,341,349'Ophthalmologic apparatus and ophthalmologic chart'20087,292,713'Eye test service system'20077,275,823'Optometric device'20077,274,806'Service system for selecting personal goods to wear or carry, and program product therefor'20077,268,885'Optical image measuring apparatus for forming an image of an object to be measured based on interference light'20077,258,442'Eye fundus photographing system'20077,248,371'Optical image measuring apparatus'20077,245,383'Optical image measuring apparatus for obtaining a signal intensity and spatial phase distribution of interference light'20077,244,025'Eye\'s optical characteristics measuring system'20077,241,982'Optical image transmitting system, optical image transmitting apparatus, optical image receiving apparatus, and optical image transmitting method'20077,159,984'Subjective optometric apparatus'20077,152,976'Apparatus for simulating processing of eyeglass lenses'20067,088,439'Lens meter'20067,010,146'Database constructing system'20066,950,180'Lens meter'20056,937,328'Method for measuring refractive power and apparatus therefor'20056,844,925'Apparatus for measuring refractive power'20056,814,441'Apparatus for measurement of polarized distribution, polarizing filter for using therein and polarizing filter assembly'20046,778,264'Lens meter'20046,749,303'Optometry apparatus and diffraction grating plate used in the same'20046,726,326'Observation apparatus'20046,634,754'Eyeglass frame selecting system'20036,629,761'Eye characteristic measuring apparatus'20036,540,357'Glaucoma diagnosis apparatus'20036,540,692'Optical characteristic measuring apparatus'20036,428,301'Lens molding apparatus and lens molding tool'20026,409,342'Glaucoma diagnosis apparatus and recording medium for glaucoma diagnosis'20026,236,453'Lens meter'20016,234,978'Optical characteristic measuring apparatus'20016,061,123'Lens meter'20005,973,772'Layout judgment apparatus and layout judgment system'19995,971,537'Lens specifying apparatus'19995,910,836'Lens meter'19995,886,780'Refractometer with deflecting element'19995,621,488'Apparatus for imaging and diagnosing a cornea'19975,071,245'Ocular refracting power measuring system'19914,859,051'Eye testing apparatus'19894,828,385'Autolensmeter'19894,810,085'Corneal configuration measuring apparatus'19894,796,989'Opthalmological measuring apparatus'19894,761,070'Eye refractometer'19884,744,648'Eye refractive power measuring apparatus'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988–1989Patents assigned to TOKYO OPTICAL (6)· patent assignee history
1988–2020Based in Tokyo, JP· patent location history
1991–2021Patents assigned to TOPCON CORP (73)· patent assignee history
2004–2007Based in Itabashi-ku, JP· patent location history
2006–2015Patents assigned to FUKUMA YASUFUMI (5)· patent assignee history
2008–2021Based in Wako, JP· patent location history
2009–2013Based in Fort Lee, NJ, US· patent location history
2013–2015Patents assigned to CHAN KINPUI (2)· patent assignee history
2016–2020Patents assigned to KK TOPCON (11)· patent assignee history
2021Based in Saitama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOPCON CORP731991–2021
KK TOPCON112016–2020
TOKYO OPTICAL61988–1989
FUKUMA YASUFUMIself52006–2015
CHAN KINPUI22013–2015
Locations
LocationPatentsSpan
Tokyo, JP691988–2020
Wako, JP122008–2021
Fort Lee, New Jersey, US62009–2013
Itabashi-ku, JP42004–2007
Saitama, JP22021