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Inventor

Tetsuo Hirose

Inventor
Ogaki, JP

Overview

2→
Patents
2002–2003
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 2 as inventor

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

F25Bprimary
F25BRefrigeration machines, plants or systems40%
B60HArrangements of heating, cooling, ventilating or other air-treating devices specially adapted for passenger or goods spaces of vehicles20%
F16KValves20%
Y10TTechnical subjects covered by former us classification20%
PatentTitleYear
6,574,976'Refrigerant cycle system and valve device for the same'20036,367,506'Switch valve for hot gas circuit of refrigerant circuit'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002Patents assigned to PACIFIC IND COMPANY LTD (1)· patent assignee history
2002–2003Based in Ogaki, JP· patent location history
2003Patents assigned to DENSO CORP (1)· patent assignee history
2003Patents assigned to TAIHEIYO KOGYO KK (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DENSO CORP12003
PACIFIC IND COMPANY LTD12002
TAIHEIYO KOGYO KK12003
Locations
LocationPatentsSpan
Ogaki, JP22002–2003