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Inventor

Keiji Kaizaki

Inventor
Osaka, JP

Overview

8→
Patents
1995–2013
Patent span
Physics
Primary field (CPC G)

Patents· 8 as inventor

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

H01Hprimary
H01HElectric switches36%
G06FElectric digital data processing29%
G05GControl devices or systems insofar as characterised by mechanical features only21%
H01CResistors14%
PatentTitleYear
8,552,981'Multidirectional input device and electronic apparatus comprising it'20138,054,293'Electronic apparatus'20117,295,187'Electronic apparatus'20076,794,982'Multidirectional input device and electronic apparatus comprising it'20046,229,103'Electronic component with built-in push switch driven by rotary and pushing operation of an operating knob'20015,889,242'Multidirectional operating switch and multidirectional operating apparatus using the same'19995,593,023'Rotatively-operated electronic component with push switch'19975,430,262'Multiple switch arrangement including membrane dome contacts and multi-directional tilt actuator'1995

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995–2007Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (6)· patent assignee history
1995–2001Based in Neyagawa, JP· patent location history
1997–2013Based in Osaka, JP· patent location history
1999Based in Tsuyama, JP· patent location history
2007–2011Based in Kadoma, JP· patent location history
2011–2013Patents assigned to PANASONIC CORP (2)· patent assignee history
2013Patents assigned to INOUE HIROTO (1)· patent assignee history
2013Patents assigned to KAIZAKI KEIJI (1)· patent assignee history
2013Patents assigned to OKADA HIROYASU (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD61995–2007
PANASONIC CORP22011–2013
INOUE HIROTO12013
KAIZAKI KEIJIself12013
OKADA HIROYASU12013
Locations
LocationPatentsSpan
Osaka, JP31997–2013
Kadoma, JP22007–2011
Neyagawa, JP21995–2001
Tsuyama, JP11999