Inventor

Hiroaki Tada

Inventor

Tokyo, JP

Overview

11→

Patents

1988–2020

Patent span

Performing operations

Primary field (CPC B)

Patents· 11 as inventor

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

C03Cprimary

C03CChemical composition of glasses, glazes or vitreous enamels18%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry14%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein14%

Y10TTechnical subjects covered by former us classification14%

B01DSeparation9%

E02FDredging9%

A61FFilters implantable into blood vessels5%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form5%

D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons5%

F15BSystems acting by means of fluids in general5%

PatentTitleYear

10,653,564Method for manufacture of absorbent article2020 7,041,917'Switch for electric equipment, electric equipment and electric equipment manufacturing apparatus'2006 6,833,089'Article having photocatalytic activity'2004 6,415,604'Hydraulic control circuit for work machine'2002 6,379,776'Nonfogging and stainproof glass articles'2002 6,269,637'Hydraulic pressure control circuit for a working machine'2001 6,194,346'Photocatalyst and method of making'2001 6,074,981'Photocatalyst and process for the preparation thereof'2000 5,296,974'Light controlling device and process for controlling light transmission'1994 4,919,521'Electromagnetic device'1990 4,726,664'Electrochromic device'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988–2004Patents assigned to NIPPON SHEET GLASS CO LTD (7)· patent assignee history

1988–1990Based in Nishinomiya, JP· patent location history

2000Patents assigned to NSG TECHNO RESEARCH CO LTD (1)· patent assignee history

2000–2001Based in Itami, JP· patent location history

2001–2002Patents assigned to CATERPILLAR MITSUBISHI LTD (2)· patent assignee history

2001–2002Patents assigned to NSG TECHNO RES CO LTD (2)· patent assignee history

2001–2002Based in Tokyo, JP· patent location history

2006Patents assigned to PIONEER CORP (1)· patent assignee history

2006Based in Tokorozawa, JP· patent location history

2020Based in Kagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NIPPON SHEET GLASS CO LTD	7	1988–2004
CATERPILLAR MITSUBISHI LTD	2	2001–2002
NSG TECHNO RES CO LTD	2	2001–2002
NSG TECHNO RESEARCH CO LTD	1	2000
PIONEER CORP	1	2006

Locations

Location	Patents	Span
Tokyo, JP	2	2001–2002
Itami, JP	2	2000–2001
Nishinomiya, JP	2	1988–1990
Kagawa, JP	1	2020
Tokorozawa, JP	1	2006