Inventor

Toshiaki Hayakawa

Inventor

Miyagi, JP

Overview

10→

Patents

1986–2020

Patent span

Physics

Primary field (CPC G)

Patents· 10 as inventor

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

G03Cprimary

G03CPhotosensitive materials for photographic purposes31%

G01RMeasuring electric variables15%

A61BDiagnosis8%

B41JTypewriters8%

G01FMeasuring volume, volume flow, mass flow or liquid level8%

G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure8%

H04LTransmission of digital information, e.g. telegraphic communication8%

H10DInorganic electric semiconductor devices8%

H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation8%

PatentTitleYear

10,575,738Magnetic field measurement apparatus and method for noise environment2020 10,444,298Magnetic noise rejection apparatus and magnetic field measurement apparatus2019 9,120,335'Pattern printing apparatus, pattern printing method, and test apparatus'2015 8,919,204'Contact pressure detection apparatus and contact point pressure measurement apparatus'2014 7,714,401'Solid state imaging device and method of manufacturing the same'2010 5,935,267'Data communication method and a data communication system for use with a digital network'1999 4,916,053'Silver halide photographic material'1990 4,883,748'Negative silver halide photographic emulsion'1989 4,713,318'Core/shell silver halide photographic emulsion and method for production thereof'1987 4,614,711'Silver halide emulsion'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–1999Patents assigned to FUJI PHOTO FILM CO LTD (5)· patent assignee history

1986–1990Based in Kanagawa, JP· patent location history

1989Based in Shizuoka, JP· patent location history

1999–2015Based in Miyagi, JP· patent location history

2010Patents assigned to FUJIFILM CORP (1)· patent assignee history

2014–2020Patents assigned to ADVANTEST CORP (4)· patent assignee history

2019–2020Based in Tokyo, JP· patent location history

2020Patents assigned to ADVANTEST COPORATION (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
FUJI PHOTO FILM CO LTD	5	1986–1999
ADVANTEST CORP	4	2014–2020
ADVANTEST COPORATION	1	2020
FUJIFILM CORP	1	2010

Locations

Location	Patents	Span
Miyagi, JP	4	1999–2015
Kanagawa, JP	3	1986–1990
Tokyo, JP	2	2019–2020
Shizuoka, JP	1	1989