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Inventor

Kinya Takahashi

Inventor
Tsuchiura, JP

Overview

30→
Patents
1986–2020
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 30 as inventor

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

F15Bprimary
F15BSystems acting by means of fluids in general17%
Y10TTechnical subjects covered by former us classification17%
E02FDredging16%
F01LCyclically operating valves for machines or engines16%
G06VImage or video recognition or understanding5%
B23BTurning3%
C23CCoating metallic material3%
F04BPositive-displacement machines for liquids3%
F16KValves3%
G06FElectric digital data processing3%
PatentTitleYear
10,857,598Coated cutting tool20209,993,878Coated cutting tool20189,453,438'Valve timing adjusting device'20167,931,000'Valve timing controller'20117,610,884'Valve timing control system'20097,506,621'Valve timing control system'20097,506,622'Valve timing control system'20097,290,510'Valve timing adjusting apparatus'20077,240,650'Valve timing adjusting apparatus'20077,182,052'Valve timing controller'20076,932,039'Valve timing adjusting apparatus'20056,758,178'Valve timing control device'20046,697,859'Apparatus, method, program, and information processing system for prioritized data transfer to a network terminal'20046,681,794'Unloading valve'20046,453,585'Hydraulic drive device of working machine'20026,438,952'Hydraulic circuit device'20026,422,009'Pump capacity control device and valve device'20026,408,876'Control valve'20026,378,302'Hydraulic circuit system'20026,327,959'Directional control valve device'20016,135,149'Pressure compensating valves'20005,957,159'Directional control valve with flow distribution valves'19995,921,165'Hydraulic control system'19995,754,685'Image processing apparatus with blank character and line space recognition capabilities'19985,754,712'Image processing apparatus'19985,485,724'Hydraulic drive system'19965,333,449'Pressure compensating valve assembly'19944,942,900'Pressure control valve'19904,907,283'Image processing apparatus'19904,623,010'Tire bead protector device'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–2004Patents assigned to HITACHI CONSTRUCTION MACHINERY (13)· patent assignee history
1990–2004Patents assigned to CANON KK (4)· patent assignee history
1990–2004Based in Yokohama, JP· patent location history
1994–2004Based in Tsuchiura, JP· patent location history
2004–2016Patents assigned to DENSO CORP (9)· patent assignee history
2004–2011Based in Obu, JP· patent location history
2007–2011Patents assigned to NIPPON SOKEN (6)· patent assignee history
2016Based in Nishio, JP· patent location history
2018–2020Patents assigned to TUNGALOY CORP (2)· patent assignee history
2018–2020Based in Iwaki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI CONSTRUCTION MACHINERY131990–2004
DENSO CORP92004–2016
NIPPON SOKEN62007–2011
CANON KK41990–2004
TUNGALOY CORP22018–2020
Locations
LocationPatentsSpan
Tsuchiura, JP121994–2004
Obu, JP92004–2011
Yokohama, JP41990–2004
Iwaki, JP22018–2020
Nishio, JP12016