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Inventor

Sakae Saito

Inventor
Osaka, JP

Overview

19→
Patents
1978–2019
Patent span
Physics
Primary field (CPC G)

Patents· 19 as inventor

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

G03Gprimary
G03GElectrography24%
Y10TTechnical subjects covered by former us classification7%
C23CCoating metallic material5%
G01NInvestigating or analysing materials by determining their chemical or physical properties5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
B23DPlaning2%
B23QDetails, components, or accessories for machine tools, e.g. arrangements for copying or controlling2%
B24BMachines, devices, or processes for grinding or polishing2%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form2%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients2%
PatentTitleYear
10,186,057Data input device, data input method, and non-transitory computer readable recording medium storing data input program20199,304,445'Developing roller, developing device, image forming apparatus, and manufacturing method of developing roller'20169,298,112'Method of manufacturing positively-charged single-layer electrophotographic photoreceptor, positively-charged single-layer electrophotographic photoreceptor, and image forming apparatus'20169,285,713'Developing device, and image forming apparatus provided with the same'20169,274,453'Developing roller, developing device, and image forming apparatus including developing device'20169,217,981'Positively-charged single-layer electrophotographic photoreceptor and image forming apparatus'20159,201,349'Developing device, image forming apparatus'20159,158,227'Developing roller and developing apparatus and image forming apparatus using the same'20159,122,194'Developing roller, developing device, and image forming apparatus including developing device'20159,122,193'Developing roller, developing device, and image forming apparatus including developing device'20158,619,183'Image pickup apparatus and optical-axis control method'20137,897,315'Base tube for electrophotographic photoconductive member, electrophotographic photoconductive member using the same, method for producing the same'20116,593,129'Apparatus for microinjection of sample into amphibian oocytes'20036,539,244'Automatic electrophysiological measuring apparatus/method'20036,470,201'Automatic electrophysiological measuring apparatus / method'20025,505,778'Surface treating apparatus, surface treating method and semiconductor device manufacturing method'19965,222,470'Ignition timing controlling system for engine'19935,011,545'Method of manufacturing hard-to-work alloy articles such as of intermetallics and superconducting compounds'19914,099,348'Machining arrangement with means to isolate vibrations from the working spindle'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–2003Patents assigned to HITACHI LTD (5)· patent assignee history
1978Based in Hachioji, JP· patent location history
1991–2013Patents assigned to SAITO SAKAE (2)· patent assignee history
1991Based in Miyagi, JP· patent location history
1993Based in Kyoto, JP· patent location history
1996–2003Based in Tokorozawa, JP· patent location history
2011–2019Based in Osaka, JP· patent location history
2013–2019Patents assigned to SHARP KK (2)· patent assignee history
2013Patents assigned to ARITA SHINICHI (1)· patent assignee history
2015–2016Patents assigned to KYOCERA DOCUMENT SOLUTIONS INC (9)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KYOCERA DOCUMENT SOLUTIONS INC92015–2016
HITACHI LTD51978–2003
SAITO SAKAEself21991–2013
SHARP KK22013–2019
ARITA SHINICHI12013
Locations
LocationPatentsSpan
Osaka, JP122011–2019
Tokorozawa, JP41996–2003
Kyoto, JP11993
Miyagi, JP11991
Hachioji, JP11978