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Inventor

Yoshiko Tezuka

Inventor
Saitama, JP

Overview

4→
Patents
1992–2021
Patent span
Physics
Primary field (CPC G)

Patents· 4 as inventor

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

G02Bprimary
G02BOptical elements, systems or apparatus38%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices38%
F16DCouplings for transmitting rotation13%
F16HGearing13%
PatentTitleYear
11,028,921Arrangement structure of gear position detecting sensor20215,448,408'Projection lens system'19955,260,832'Projection lens system'19935,170,207'Projection lens system'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–1995Patents assigned to OLYMPUS OPTICAL CO (3)· patent assignee history
1992–1993Based in Saitama, JP· patent location history
1995Based in Iruma, JP· patent location history
2021Patents assigned to HONDA MOTOR CO LTD (1)· patent assignee history
2021Based in Wako, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
OLYMPUS OPTICAL CO31992–1995
HONDA MOTOR CO LTD12021
Locations
LocationPatentsSpan
Saitama, JP21992–1993
Wako, JP12021
Iruma, JP11995