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Inventor

Yoshio Okada

Inventor
Itami, JP

Overview

94→
Patents
1977–2019
Patent span
Performing operations
Primary field (CPC B)

Patents· 94 as inventor

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

Y10Tprimary
Y10TTechnical subjects covered by former us classification17%
C23CCoating metallic material11%
B23BTurning10%
B41MPrinting, duplicating, marking, or copying processes8%
B23CMilling6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry3%
G11CStatic stores3%
H10DInorganic electric semiconductor devices3%
A61BDiagnosis2%
PatentTitleYear
10,272,254Current diverter for magnetic stimulation of biological systems20199,562,277'Magnesium alloy material and production process thereof'20179,044,811'Surface coated cutting tool'20159,026,194'Current diverter for magnetic stimulation of biological systems'20158,968,866'Surface-coated cutting tool'20158,945,707'Surface-coated cutting tool'20158,907,668'High-resolution scanning prism magnetometry'20148,801,817'Surface-coated cutting tool and manufacturing method thereof'20148,741,428'Surface-coated cutting tool and manufacturing method thereof'20148,715,838'Surface-coated cutting tool'20148,527,029'Modular arrays of primary source mirrors for biomagnetometry'20138,485,290'Power plant'20138,483,795'Primary source mirror for biomagnetometry'20138,465,828'Surface-coated cutting tool'20138,394,211'Magnesium alloy material and method for manufacturing same'20138,231,312'Surface-coated cutting tool'20128,137,795'Indexable insert'20128,133,576'Coated cutting insert and manufacturing method thereof'20128,097,332'Indexable cutting insert'20128,012,611'Surface-coated cutting tool'20118,003,234'Coated cutting insert and manufacturing method thereof'20117,972,714'Coated cutting tool'20117,967,533'Surface-coated cutting tool'20117,874,770'Indexable insert'20117,845,329'Engine for motorcycle'20107,837,416'Indexable cutting insert and method for producing the same'20107,803,464'Surface-coated cutting tool'20107,785,700'Surface-coated cutting tool'20107,695,222'Indexable insert'20107,681,705'Multi disc friction clutch and motorcycle therewith'20107,670,444'Non-heat treated steel for hot forging with easy fracture splitting'20107,568,539'Hybrid vehicle'20097,553,113'Indexable insert and method of manufacturing the same'20097,544,024'Coated cutting insert and manufacturing method thereof'20097,500,417'High-strength connecting rod and method of producing same'20097,343,785'Signal detector of engine for vehicle'20087,130,675'High-resolution magnetoencephalography system and method'20067,087,295'Surface-coated cutting tool'20066,756,111'Coated hard alloy'20046,562,098'Wear resistant sintered member'2003RE037639'Surface-acoustic-wave filters with poles of attenuation created by impedance circuits'20026,096,575'Optimum condition detection method for flip-chip'20005,933,051'Constant-voltage generating device'19995,905,418'Surface-acoustic-wave filters with poles of attenuation created by impedance circuits'19995,710,323'Process for producing monocarboxylic and/or dicarboxylic acids'19985,595,613'Steel for gear, gear superior in strength of tooth surface and method for producing same'19975,525,954'Stripline resonator'19965,407,870'Process for fabricating a semiconductor device having a high reliability dielectric material'19955,357,470'Semiconductor memory device having redundancy memory cells'19945,295,117'Semiconductor memory device and method for controlling an output buffer utilizing an address transition detector'19945,075,490'Aspartic acid derivatives'19915,073,725'Optical harmonic generator'19915,072,271'Protection circuit for use in semiconductor integrated circuit device'19915,023,842'Semiconductor memory having improved sense amplifiers'19915,011,250'Optical harmonic generator'19914,994,874'Input protection circuit for semiconductor integrated circuit device'19914,982,037'Process for selectively alkylating biphenyl'19914,962,225'Aspartic acid derivatives'19904,962,320'Input protection circuit for MOS device'19904,931,992'Semiconductor memory having barrier transistors connected between sense and restore circuits'19904,849,654'Semiconductor integrated circuit with input protection circuit'19894,822,767'Solvent for chromogenic dye-precursor material for pressure-sensitive recording paper sheet and pressure-sensitive recording paper sheet prepared by using the solvent'19894,795,493'Solvent for chromogenic dye-precursor material for pressure-sensitive recording paper sheet and pressure-sensitive recording paper sheet prepared by using the solvent'19894,788,668'Dynamic type memory device including a reference potential generating circuit arrangement'19884,783,438'Partially pressure-sensitive recording paper'19884,774,223'Solvent, ink and coated paper for carbonless copying system'19884,774,136'Solvent for the chromogenic dye-precursor material for a pressure-sensitive recording paper sheet and a pressure-sensitive recording paper sheet prepared by using the solvent'19884,740,715'Self substrate bias generator formed in a well'19884,714,495'Solvent, ink and coated paper for carbonless copying system'19874,699,659'Solvent for chromogenic dye-precursor material for pressure-sensitive recording paper sheet and pressure-sensitive recording paper sheet prepared by using the solvent'19874,699,658'Solvent for chromogenic dye-precursor material for pressure-sensitive recording paper sheet and pressure-sensitive recording paper sheet prepared by using the solvent'19874,696,856'Pressure-sensitive recording material'1987RE032501'Rotary cutter'19874,677,449'Partially pressure-sensitized recording paper and process for preparing the same'19874,670,344'Microcapsule for pressure-sensitive recording paper and process of preparing same'19874,663,584'Intermediate potential generation circuit'19874,654,251'Printing material set for preparing bar-code labels by pressure-sensitive printing method'19874,640,847'Partially pressure-sensitive recording paper'19874,597,993'Partially pressure-sensitized recording paper and process for preparing the same'19864,562,116'Microcapsule for pressure-sensitive recording paper and process for producing the same'19854,538,667'Molds for continuously casting steel'19854,460,722'Process for producing a microcapsule'19844,438,021'Catalyst for dehydrocoupling of toluene or xylene'19844,436,352'Kitchen furnishings'19844,432,137'Rotary cutter'19844,383,705'Pressure-sensitive recording material'19834,383,706'Pressure-sensitive recording paper'19834,301,594'Handy rotary cutter'19814,281,458'Compact safety knife'19814,228,037'Spherical activated carbon having low dusting property and high physical strength and process for producing the same'19804,221,695'Adsorbent for artificial organs'19804,217,241'Process for the microcapsulation of organophosphoric acid derivative-containing agricultural chemicals'19804,081,497'Method for producing a high impact polystyrene'19784,020,550'Cutting device'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1987Based in Osaka, JP· patent location history
1980–1991Patents assigned to KUREHA CHEMICAL IND CO LTD (23)· patent assignee history
1980–2002Based in Tokyo, JP· patent location history
1983–1987Based in Iwaki, JP· patent location history
1987–1999Patents assigned to TOSHIBA KK (12)· patent assignee history
1987–1991Based in Matsudo, JP· patent location history
2004–2015Based in Itami, JP· patent location history
2009–2015Patents assigned to SUMITOMO ELEC HARDMETAL CORP (22)· patent assignee history
2012–2017Patents assigned to OKADA YOSHIO (17)· patent assignee history
2012–2015Patents assigned to ITOH MINORU (7)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KUREHA CHEMICAL IND CO LTD231980–1991
SUMITOMO ELEC HARDMETAL CORP222009–2015
OKADA YOSHIOself172012–2017
TOSHIBA KK121987–1999
ITOH MINORU72012–2015
Locations
LocationPatentsSpan
Itami, JP242004–2015
Tokyo, JP181980–2002
Iwaki, JP111983–1987
Matsudo, JP91987–1991
Osaka, JP51977–1987