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Inventor

Hironobu Kawamura

Inventor
Tokyo, JP

Overview

3→
Patents
1985–1989
Patent span
Human necessities
Primary field (CPC A)

Patents· 3 as inventor

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

A41Dprimary
A41DOuterwear40%
F25BRefrigeration machines, plants or systems20%
Y02ATechnologies for adaptation to climate change20%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications20%
PatentTitleYear
4,841,744'Double effect air cooled absorption refrigerating machine'19894,724,547'Built-in core body in ready-made knot of necktie'19884,504,979'Necktie assembly'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985Patents assigned to KAWAMURA SHOUJI KABUSHIKI KAIS (1)· patent assignee history
1985–1988Based in Tokyo, JP· patent location history
1988Patents assigned to ALPS KAWAMURA KK (1)· patent assignee history
1989Patents assigned to HITACHI LTD (1)· patent assignee history
1989Patents assigned to OSAKA GAS CO LTD (1)· patent assignee history
1989Patents assigned to TOHO GAS KK (1)· patent assignee history
1989Based in Ibaraki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ALPS KAWAMURA KK11988
HITACHI LTD11989
KAWAMURA SHOUJI KABUSHIKI KAIS11985
OSAKA GAS CO LTD11989
TOHO GAS KK11989
Locations
LocationPatentsSpan
Tokyo, JP21985–1988
Ibaraki, JP11989