Inventor

Yoshito Nihira

Inventor

Tokyo, JP

Overview

6→

Patents

1996–2006

Patent span

Physics

Primary field (CPC G)

Patents· 6 as inventor

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

B43Lprimary

B43LArticles for writing or drawing upon18%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein18%

G09FDisplaying18%

C01GCompounds containing metals not covered by subclasses c01d or c01f12%

C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds12%

C04BLime, magnesia6%

H01BCables6%

H01CResistors6%

Y10TTechnical subjects covered by former us classification6%

PatentTitleYear

7,019,613'PTC thermistor body, PTC thermistor, method of making PTC thermistor body, and method of making PTC thermistor'2006 7,015,892'Magnetophoretic display panel'2006 6,756,964'Magnetophoresis type display device and process of production of same'2004 6,639,579'Magnetophoresis type display device and process of production of same'2003 5,750,045'Preparation of ferrite materials'1998 5,589,097'Method for preparing magnetite magnetic powder'1996

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996–2006Patents assigned to TDK CORP (3)· patent assignee history

1996–1998Based in Chiba, JP· patent location history

2003–2004Patents assigned to TAKARA CORP LTD (2)· patent assignee history

2003–2006Based in Tokyo, JP· patent location history

2006Patents assigned to TAKARA CO LTD (1)· patent assignee history

2006Based in Akita, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TDK CORP	3	1996–2006
TAKARA CORP LTD	2	2003–2004
TAKARA CO LTD	1	2006

Locations

Location	Patents	Span
Tokyo, JP	3	2003–2006
Chiba, JP	2	1996–1998
Akita, JP	1	2006