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Inventor

Tadashi Seino

Inventor
Chiba-shi, JP

Overview

4→
Patents
1977–2021
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 4 as inventor

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

F02Mprimary
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof25%
F04BPositive-displacement machines for liquids25%
B41JTypewriters13%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables13%
F16NLubricating13%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
PatentTitleYear
11,077,684Thermal printer20214,552,312'Fuel injection valve'19854,465,439'Magnetically-coupled reciprocating pump'19844,043,711'Lubricating oil pump'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977Patents assigned to MIKUNI KOGYO KK (1)· patent assignee history
1977Based in Chigasaki, JP· patent location history
1984–1985Patents assigned to TOHOKU MIKUNI KOGYO CO LTD (2)· patent assignee history
1984Based in Morioka, JP· patent location history
1985Based in Iwate, JP· patent location history
2021Patents assigned to SEIKO INSTR INC (1)· patent assignee history
2021Based in Chiba-shi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOHOKU MIKUNI KOGYO CO LTD21984–1985
MIKUNI KOGYO KK11977
SEIKO INSTR INC12021
Locations
LocationPatentsSpan
Chiba-shi, JP12021
Iwate, JP11985
Morioka, JP11984
Chigasaki, JP11977