Inventor

Takeshi Hirai

Inventor

Tokyo, JP

Overview

7→

Patents

1983–2018

Patent span

Physics

Primary field (CPC G)

Patents· 7 as inventor

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

A63Fprimary

A63FCard, board, or roulette games10%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form10%

G02BOptical elements, systems or apparatus10%

Y10TTechnical subjects covered by former us classification10%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry5%

C08JWorking-up5%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein5%

G05BControl or regulating systems in general5%

G05DSystems for controlling or regulating non-electric variables5%

G06TImage data processing or generation, in general5%

PatentTitleYear

10,022,716Method for producing ionic polymer membrane2018 D0815182Lens cover for a projector2018 9,636,575'Mobile terminal, control method for mobile terminal, and program'2017 8,003,206'Optical laminate'2011 7,569,277'Optical laminate'2009 7,479,958'Image generating device and image generating method'2009 4,406,399'Method of controlling an enamelling oven'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983Based in Kanagawa, JP· patent location history

2009–2011Patents assigned to DAINIPPON PRINTING CO LTD (2)· patent assignee history

2009Patents assigned to SEGA ENTERPRISES KK (1)· patent assignee history

2009–2018Based in Tokyo, JP· patent location history

2017Patents assigned to NEILO INC (1)· patent assignee history

2018Patents assigned to ASAHI GLASS CO LTD (1)· patent assignee history

2018Patents assigned to SEIKO EPSON CORP (1)· patent assignee history

2018Based in Matsumoto, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
DAINIPPON PRINTING CO LTD	2	2009–2011
ASAHI GLASS CO LTD	1	2018
NEILO INC	1	2017
SEGA ENTERPRISES KK	1	2009
SEIKO EPSON CORP	1	2018

Locations

Location	Patents	Span
Tokyo, JP	5	2009–2018
Matsumoto, JP	1	2018
Kanagawa, JP	1	1983