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Inventor

Tetsuya Kumada

Inventor
Tokyo, JP

Overview

2→
Patents
2001–2015
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C03Bprimary
C03BManufacture, shaping, or supplementary processes50%
B65GTransport or storage devices, e.g. conveyors for loading or tipping, shop conveyor systems or pneumatic tube conveyors25%
Y02PClimate change mitigation technologies in the production or processing of goods25%
PatentTitleYear
8,966,940'Process for producing glass bar'20156,192,715'Furnace for forming optical fiber'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001Patents assigned to FURUKAWA ELECTRIC CO LTD (1)· patent assignee history
2001Based in Mie, JP· patent location history
2015Patents assigned to FUKUKAWA ELECTRIC CO LTD (1)· patent assignee history
2015Patents assigned to KUMADA TETSUYA (1)· patent assignee history
2015Patents assigned to NAKA YASUHIRO (1)· patent assignee history
2015Patents assigned to NAKAMURA TOSHIHIRO (1)· patent assignee history
2015Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUKUKAWA ELECTRIC CO LTD12015
FURUKAWA ELECTRIC CO LTD12001
KUMADA TETSUYAself12015
NAKA YASUHIRO12015
NAKAMURA TOSHIHIRO12015
Locations
LocationPatentsSpan
Tokyo, JP12015
Mie, JP12001