LexDanaLexDanabeta
Inventor

Yukio Kazama

Inventor
Kanagawa, JP

Overview

4→
Patents
1998–2020
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 apparatus40%
B41JTypewriters20%
G03GElectrography20%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light20%
PatentTitleYear
10,838,337Fixing device provided with grippable sleeve for removing and attaching pressure roller without directly touching drive gear and image forming apparatus incorporating same20208,305,413'Optical writing apparatus and image forming apparatus, configured to include synchronous detector'20126,123,464'Optical module package and method for manufacturing the same'20005,804,865'Package for optical semiconductor element and method for manufacturing the same'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2000Patents assigned to FURUKAWA ELECTRIC CO LTD (2)· patent assignee history
1998Based in Nikko, JP· patent location history
2000Based in Tochigi, JP· patent location history
2012–2020Patents assigned to KAZAMA YUKIO (2)· patent assignee history
2012–2020Patents assigned to RICOH CO LTD (2)· patent assignee history
2012Patents assigned to AOYAMA TAKANORI (1)· patent assignee history
2012Patents assigned to MURAKAMI TOMOYUKI (1)· patent assignee history
2012Based in Miyagi, JP· patent location history
2020Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FURUKAWA ELECTRIC CO LTD21998–2000
KAZAMA YUKIOself22012–2020
RICOH CO LTD22012–2020
AOYAMA TAKANORI12012
MURAKAMI TOMOYUKI12012
Locations
LocationPatentsSpan
Kanagawa, JP12020
Miyagi, JP12012
Tochigi, JP12000
Nikko, JP11998