LexDanaLexDanabeta
Inventor

Hiroshi Koma

Inventor
Tsuchiura, JP

Overview

1→
Patents
1988
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 1 as inventor

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

E02Dprimary
E02DFoundations100%
PatentTitleYear
4,735,523'Vibratory compaction working machine'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988Patents assigned to HITACHI CONSTRUCTION MACHINERY (1)· patent assignee history
1988Based in Tsuchiura, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI CONSTRUCTION MACHINERY11988
Locations
LocationPatentsSpan
Tsuchiura, JP11988