Inventor

Tatsumi Uchida

Inventor
Yokohama, JP

Overview

5→
Patents
1990–2020
Patent span
Performing operations
Primary field (CPC B)

Patents· 5 as inventor

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

B63Hprimary
B63HMarine propulsion or steering30%
F02BInternal-combustion piston engines20%
Y10TTechnical subjects covered by former us classification20%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form10%
C09JAdhesives10%
G05GControl devices or systems insofar as characterised by mechanical features only10%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–2002Patents assigned to NHK MORSE CO LTD (4)· patent assignee history
1990Patents assigned to SANSHIN KOGYO KK (2)· patent assignee history
1990–2002Based in Yokohama, JP· patent location history
2002Patents assigned to UNIKAS IND INC (1)· patent assignee history
2020Patents assigned to TOMBOW PENCIL (1)· patent assignee history
2020Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NHK MORSE CO LTD41990–2002
SANSHIN KOGYO KK21990
TOMBOW PENCIL12020
UNIKAS IND INC12002
Locations
LocationPatentsSpan
Yokohama, JP41990–2002
Tokyo, JP12020