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Inventor

Seiji Yamazaki

Inventor
Fujimi, JP

Overview

21→
Patents
1990–2018
Patent span
Physics
Primary field (CPC G)

Patents· 21 as inventor

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

Y10Tprimary
Y10TTechnical subjects covered by former us classification21%
C03CChemical composition of glasses, glazes or vitreous enamels19%
G02BOptical elements, systems or apparatus15%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light10%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock6%
C23CCoating metallic material4%
H10DInorganic electric semiconductor devices4%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
B29CShaping or joining of plastics2%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form2%
PatentTitleYear
9,921,402'Optical filter, method of manufacturing optical filter, and optical instrument'20189,703,092'Optical filter including a substrate having a groove with a pair of curved surfaces and analytical instrument'20179,678,100'Functional device, method of manufacturing the functional device, physical quantity sensor, and electronic apparatus'20179,557,554'Wavelength-variable interference filter, optical module, and optical analysis device'20179,086,428'Functional device, method of manufacturing the functional device, physical quantity sensor, and electronic apparatus'20159,068,835'Functional element, sensor element, electronic apparatus, and method for producing a functional element'20159,046,679'Wavelength variable interference filter, optical sensor, analyzer and process for producing wavelength variable interference filter'20158,512,492'Optical filter, analytical instrument, optical apparatus, and method of manufacturing optical filter'20138,512,493'Method of manufacturing optical filter, analytical instrument, and optical apparatus'20138,462,348'Tunable interference filter, light sensor and analytical instrument'20136,800,365'Article with antifogging film and process for producing the same'20046,582,839'Article with photocatalytic film'20036,531,215'Article with antifogging film and process for producing same'20036,420,020'Article with antifogging film and process for producing same'20026,071,606'Hydrophilic film and method for forming same on substrate'20006,071,623'Hydrophilic article and method for producing same'20006,055,085'Photocatalytic glass pane equipped with light source for activating same'20006,017,609'Water-repellent glass plate'20005,858,462'Porous metal-oxide thin film and method of forming same on glass substrate'19995,413,865'Water-repellent metal oxide film and method of forming same on glass substrate'19954,976,602'Motor-operated die clamping mechanism of an injection-molding machine'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990Based in Hachioji, JP· patent location history
1995–2004Patents assigned to CENTRAL GLASS CO LTD (10)· patent assignee history
1995–2000Patents assigned to NISSAN MOTOR (3)· patent assignee history
1995–1999Based in Matsusaka, JP· patent location history
2000–2004Based in Mie, JP· patent location history
2013–2018Patents assigned to SEIKO EPSON CORP (10)· patent assignee history
2013–2018Patents assigned to YAMAZAKI SEIJI (8)· patent assignee history
2013–2017Based in Fujimi, JP· patent location history
2015Patents assigned to KAWANO SHUICHI (2)· patent assignee history
2018Based in Fujumi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CENTRAL GLASS CO LTD101995–2004
SEIKO EPSON CORP102013–2018
YAMAZAKI SEIJIself82013–2018
NISSAN MOTOR31995–2000
KAWANO SHUICHI22015
Locations
LocationPatentsSpan
Fujimi, JP92013–2017
Mie, JP82000–2004
Matsusaka, JP21995–1999
Fujumi, JP12018
Hachioji, JP11990