LexDanaLexDanabeta
Inventor

Haruyoshi Maruyama

Inventor
Kakogawa, JP

Overview

7→
Patents
1977–2003
Patent span
Performing operations
Primary field (CPC B)

Patents· 7 as inventor

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

B63Bprimary
B63BShips or other waterborne vessels44%
B01DSeparation11%
B63HMarine propulsion or steering11%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof11%
LOC1211%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%
PatentTitleYear
6,508,187'Watercraft'20036,318,286'Hull shape of personal watercraft'20016,237,522'Bottom structure of personal watercraft'2001D0425011'Hull for a motorboat'20005,588,388'Hull shape of small watercraft'1996D0369137'Hull for a motorboat'19964,065,276'Air-cleaner'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977Patents assigned to AKASHI FACTORY KAWASAKI HEAVY (1)· patent assignee history
1977Based in Akashi, JP· patent location history
1996–2003Patents assigned to KAWASAKI HEAVY IND LTD (6)· patent assignee history
1996–2003Based in Kakogawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KAWASAKI HEAVY IND LTD61996–2003
AKASHI FACTORY KAWASAKI HEAVY11977
Locations
LocationPatentsSpan
Kakogawa, JP61996–2003
Akashi, JP11977