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Inventor

Taizo Nakamura

Inventor
Kawasaki, JP

Overview

17→
Patents
1979–2014
Patent span
Physics
Primary field (CPC G)

Patents· 17 as inventor

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

G01Bprimary
G01BMeasuring length, thickness or similar linear dimensions18%
G02BOptical elements, systems or apparatus18%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers18%
B23KSoldering or unsoldering14%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for9%
F03BMachines or engines for liquids5%
G01DMeasuring not specially adapted for a specific variable5%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters5%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
PatentTitleYear
8,658,964'Photoelectric encoder with optical grating'20147,298,863'In-vehicle speaker rotational mounting structure'20077,177,438'Speaker for vehicle and mounting structure of the speaker'20076,646,748'Surface profile measurement apparatus'20036,407,800'Focus detection unit and optical measuring instrument having the same'20026,147,758'Projection measuring instrument'20006,128,394'Speaker apparatus and waterproof cover therefor'20005,963,366'Focus detection unit and microscope using the focus detection unit'19995,909,284'Method and system for measuring an inner diameter of a hole formed in an object'19995,838,809'Speaker'19984,899,030'High-power-density beam welding method in combination with upset welding and apparatus therefor'19904,856,965'Control system of pumping operation using AC exciting generator-motor'19894,767,907'Method of igniting arcs by projection of ignition-plasma to the cathode'19884,692,629'Optical type measuring scanner'19874,639,098'Microscope'19874,578,017'Method for stopping a multi-stage hydraulic machine'19864,136,273'Method and apparatus for TIG welding'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–1990Patents assigned to NIPPON STEEL CORP (3)· patent assignee history
1979–1988Based in Sagamihara, JP· patent location history
1986–1989Based in Hachioji, JP· patent location history
1987Patents assigned to MITUTOYO MFG CO LTD (2)· patent assignee history
1987–2003Based in Kawasaki, JP· patent location history
1998–2007Patents assigned to MITSUBISHI MOTORS CORP (3)· patent assignee history
1998–2000Based in Aichi, JP· patent location history
1999–2014Patents assigned to MITUTOYO CORP (6)· patent assignee history
2007Patents assigned to MITSUBISHI MOTOR ENG (2)· patent assignee history
2007–2014Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MITUTOYO CORP61999–2014
MITSUBISHI MOTORS CORP31998–2007
NIPPON STEEL CORP31979–1990
MITSUBISHI MOTOR ENG22007
MITUTOYO MFG CO LTD21987
Locations
LocationPatentsSpan
Kawasaki, JP61987–2003
Tokyo, JP22007–2014
Aichi, JP21998–2000
Hachioji, JP21986–1989
Sagamihara, JP21979–1988