LexDanaLexDanabeta
Inventor

Masanaga Yamaguchi

Inventor
Hyogo, JP

Overview

6→
Patents
1979–2017
Patent span
Human necessities
Primary field (CPC A)

Patents· 6 as inventor

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

A01Mprimary
A01MCatching, trapping or scaring of animals50%
A01NPreservation of bodies of humans or animals or plants or parts thereof25%
A61LMethods or apparatus for sterilising materials or objects in general25%
PatentTitleYear
9,693,546'Termite extermination method and termite extermination device'20176,391,329'Insect pest control method'20026,143,313'Insect pest control method'20004,228,124'Fumigating method and apparatus'19804,171,340'Fumigating apparatus and method'19794,163,038'Fumigating method and apparatus'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–2002Patents assigned to EARTH CHEMICAL CO (5)· patent assignee history
1979–1980Based in Ako, JP· patent location history
2000–2017Based in Hyogo, JP· patent location history
2017Patents assigned to NAT UNIV CORP OKAYAMA UNIV (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
EARTH CHEMICAL CO51979–2002
NAT UNIV CORP OKAYAMA UNIV12017
Locations
LocationPatentsSpan
Hyogo, JP32000–2017
Ako, JP31979–1980