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Inventor

Takehiko Tomisawa

Inventor
Miyagi, JP

Overview

2→
Patents
1989–2007
Patent span
Physics
Primary field (CPC G)

Patents· 2 as inventor

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

G02Bprimary
G02BOptical elements, systems or apparatus50%
H02KDynamo-electric machines50%
PatentTitleYear
7,268,958'Holder and optical element'20074,839,551'Brushless motor structure enabling accurate relative positioning of rotor and stator coils'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–2007Patents assigned to ALPS ELECTRIC CO LTD (2)· patent assignee history
1989Based in Kakuda, JP· patent location history
2007Based in Miyagi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ALPS ELECTRIC CO LTD21989–2007
Locations
LocationPatentsSpan
Miyagi, JP12007
Kakuda, JP11989