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Inventor

OGASAWARA TAKAYUKI

JP44 patents
⚠️ This page may combine multiple inventors who share the name “OGASAWARA TAKAYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NGK INSULATORS LTD

14 patents
US5271821ADec 21, 1993

Oxygen sensor and method of producing the same

NGK INSULATORS LTD56 citations96
US4638683AJan 27, 1987

Camshaft for engine

NGK INSULATORS LTD37 citations93
US5303584AApr 19, 1994

Intake air flow rate measuring apparatus for internal combustion engine, having water-absorptive porous protective member

NGK INSULATORS LTD49 citations92
US4283210AAug 11, 1981

Ceramic honeycomb filter and a method of producing the same

NGK INSULATORS LTD51 citations92
US4681074AJul 21, 1987

Structure of divided combustion chamber for internal combustion engine

NGK INSULATORS LTD22 citations82
US4616611AOct 14, 1986

Precombustion chamber construction of internal combustion engine

NGK INSULATORS LTD25 citations82
US4651692AMar 24, 1987

Structure of divided combustion chamber for diesel engine

NGK INSULATORS LTD19 citations80
US4741253AMay 3, 1988

Piston for internal combustion engines

NGK INSULATORS LTD17 citations74
US4662331AMay 5, 1987

Precombustion chamber construction of internal combustion engine

NGK INSULATORS LTD18 citations74
US4232185ANov 4, 1980

Electrical insulator with semiconductive glaze

NGK INSULATORS LTD8 citations74
US5252943AOct 12, 1993

Resistor element whose electrically resistive layer has extension into openings in cylindrical ceramic support

NGK INSULATORS LTD6 citations58
US5204655AApr 20, 1993

Resistor element with a planar ceramic substrate covered with a resistive metallic film and having apertures for lead wire connection

NGK INSULATORS LTD4 citations54
US4740399AApr 26, 1988

Metal-ceramic composite bodies

NGK INSULATORS LTD0 citations51
US4809654AMar 7, 1989

Ceramic precombustion chamber construction of internal combustion engine

NGK INSULATORS LTD0 citations38

NIPPON TELEGRAPH & TELEPHONE

14 patents
US10918302B2Feb 16, 2021

Biological signal processing method and biological signal processing apparatus

NIPPON TELEGRAPH & TELEPHONE1 citations61
US10881315B2Jan 5, 2021

Biological signal measurement system, biological information measurement apparatus, and biological information extraction algorithm changing method

NIPPON TELEGRAPH & TELEPHONE1 citations60
US12225436B2Feb 11, 2025

Sensor system, wireless cooperative receiving system, and wireless cooperative receiving method

NIPPON TELEGRAPH & TELEPHONE0 citations51
US12178570B2Dec 31, 2024

Monitoring system, monitoring method, and monitoring program

NIPPON TELEGRAPH & TELEPHONE0 citations51
US12096333B2Sep 17, 2024

Data analysis system and data analysis method

NIPPON TELEGRAPH & TELEPHONE0 citations51
US12023140B2Jul 2, 2024

Biological information analysis device, biological information analysis method, and biological information analysis system

NIPPON TELEGRAPH & TELEPHONE0 citations51
US11659367B2May 23, 2023

Sensor system, wireless cooperative receiving system, and wireless cooperative receiving method

NIPPON TELEGRAPH & TELEPHONE0 citations51
US11324435B2May 10, 2022

Heartbeat detection method and heartbeat detection device

NIPPON TELEGRAPH & TELEPHONE0 citations51
US11076793B2Aug 3, 2021

Respiration estimation method and apparatus

NIPPON TELEGRAPH & TELEPHONE0 citations51
US10945623B2Mar 16, 2021

Heartbeat detection method and heartbeat detection device

NIPPON TELEGRAPH & TELEPHONE0 citations51
US11406309B2Aug 9, 2022

Heartbeat rate calculation device and method

NIPPON TELEGRAPH & TELEPHONE0 citations50
US11625603B2Apr 11, 2023

Learning-type signal separation method and learning-type signal separation device

NIPPON TELEGRAPH & TELEPHONE0 citations49
US11449732B2Sep 20, 2022

Time-series-data feature extraction device, time-series-data feature extraction method and time-series-data feature extraction program

NIPPON TELEGRAPH & TELEPHONE0 citations49
US11234613B2Feb 1, 2022

Respiration estimation method and apparatus

NIPPON TELEGRAPH & TELEPHONE0 citations47

HARISON TOSHIBA LIGHTING CORP

4 patents

TOYOTA BODY SEIKO CO LTD

3 patents

NAKAMURA MOTOHISA

2 patents

AISIN SEIKI

1 patent

MAZDA MOTOR

1 patent

GIFU AUTO BODY CO LTD

1 patent

NIPPON GAISHI KABUSHIKI KAISHI

1 patent

CANON KK

1 patent

NTT INC

1 patent

MITSUBOSHI BELTING LTD

1 patent