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Inventor

Morihiko Takanohashi

Inventor
Morioka, JP

Overview

2→
Patents
1988–1990
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 2 as inventor

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

E21Bprimary
E21BEarth or rock drilling40%
F24TGeothermal collectors20%
G01VGeophysics20%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution20%
PatentTitleYear
4,924,950'Method of drilling a well by utilizing AE/MA measurement'19904,739,830'Method of collecting geothermal steam using AE/MA measurement'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988–1990Patents assigned to JAPAN METALS & CHEM CO LTD (2)· patent assignee history
1988–1990Patents assigned to NAKATSUKA K (2)· patent assignee history
1988–1990Patents assigned to NIITSUMA H (2)· patent assignee history
1988Patents assigned to TAKAHASHI H (1)· patent assignee history
1988–1990Based in Morioka, JP· patent location history
1990Patents assigned to ABE H (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
JAPAN METALS & CHEM CO LTD21988–1990
NAKATSUKA K21988–1990
NIITSUMA H21988–1990
ABE H11990
TAKAHASHI H11988
Locations
LocationPatentsSpan
Morioka, JP21988–1990