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Inventor

Hitoshi Mukaiya

Inventor
Saitama, JP

Overview

16→
Patents
1988–2005
Patent span
Physics
Primary field (CPC G)

Patents· 16 as inventor

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

G02Bprimary
G02BOptical elements, systems or apparatus100%
PatentTitleYear
6,853,501'Focusing method selectable zoom optical system'20056,226,130'Zoom lens'20016,178,049'Zoom lens'20015,784,205'Zoom lens'19985,754,346'Zoom lens'19985,739,961'Zoom lens'19985,712,733'Zoom lens of rear focus type'19985,583,697'Rear-focus type zoom lens with movable second and fourth lens units for zooming and focusing'19965,337,115'Focus detecting device'19945,146,366'Four-group zoom lens'19925,056,900'Zoom lens'19915,050,972'Zoom lens'19914,934,796'Zoom lens'19904,846,563'Compact zoom lens of large aperture ratio'19894,812,024'Zoom lens'19894,770,510'Zoom lens'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988–2005Patents assigned to CANON KK (16)· patent assignee history
1988–1994Based in Saitama, JP· patent location history
1992Based in Toda, JP· patent location history
1996–2001Based in Yokohama, JP· patent location history
1998Based in Kanagawa, JP· patent location history
2005Based in Tochigi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CANON KK161988–2005
Locations
LocationPatentsSpan
Saitama, JP71988–1994
Kanagawa, JP41998
Yokohama, JP31996–2001
Tochigi, JP12005
Toda, JP11992