Inventor
Kazuya Nakamura
Inventor
Tokyo, JP
Overview
Patents· 23 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Fprimary
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein12%
B27BSaws for wood or similar material8%
H02KDynamo-electric machines8%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters8%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%
Y10TTechnical subjects covered by former us classification8%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems6%
G09GArrangements or circuits for control of indicating devices using static means to present variable information4%
H01FMagnets4%
H10KOrganic electric solid-state devices4%
PatentTitleYear
10,634,967Display device, brightness defect correction method for display device, and brightness defect correction device for display device20209,470,948'Electrophoretic display base having porous lid'20169,130,500'AC motor drive device'20159,124,270'Electric power conversion device and surge voltage suppressing method'20159,086,607'Electrophoretic display and electronic device'20158,653,783'AC motor drive device'20148,431,941'Active matrix substrate, electrophoretic display apparatus, and electronic device'20138,350,969'Electronic apparatus, electronic-apparatus adjustment method and integrated circuit'20138,106,549'Motor and endoscope probe equipped with motor'20128,029,717'Nanoimprint method and apparatus'20117,986,063'Cylindrical coil and cylindrical micromotor using the same'20117,790,300'R-Fe-B based thin film magnet and method for preparation thereof'20107,781,760'Thin film transistor, electro-optical device, and electronic apparatus'20107,579,731'Miniature brushless motor structure'2009RE037832'Electromotive chain saw'20026,388,719'Liquid crystal display device'20026,084,482'Oscillatory circuit having built-in test circuit for checking oscillating signal for duty factor'20005,915,795'Chain saw braking device'19995,791,057'Electromotive chain saw'1998D0389026'Portable electric chain saw'19985,685,080'Battery powered chain saw'19975,658,660'Magnetic core coated with tin free electrodeposition coatings'19975,451,306'Method of forming film on electronic part metal surface having burrs'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1997–2002Patents assigned to MAKITA CORP (5)· patent assignee history
1997–2002Based in Anjo, JP· patent location history
2009–2012Patents assigned to NAMIKI PRECISION JEWEL CO LTD (5)· patent assignee history
2009–2013Based in Tokyo, JP· patent location history
2010–2016Patents assigned to SEIKO EPSON CORP (4)· patent assignee history
2010–2016Based in Tatsuno-machi, JP· patent location history
2012–2015Patents assigned to NAKAMURA KAZUYA (6)· patent assignee history
2014–2015Patents assigned to MITSUBISHI ELECTRIC CORP (3)· patent assignee history
2014–2015Based in Chiyoda-ku, JP· patent location history
2020Based in Chiba, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NAKAMURA KAZUYAself | 6 | 2012–2015 |
| MAKITA CORP | 5 | 1997–2002 |
| NAMIKI PRECISION JEWEL CO LTD | 5 | 2009–2012 |
| SEIKO EPSON CORP | 4 | 2010–2016 |
| MITSUBISHI ELECTRIC CORP | 3 | 2014–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 5 | 2009–2013 |
| Anjo, JP | 4 | 1997–2002 |
| Tatsuno-machi, JP | 3 | 2010–2016 |
| Chiyoda-ku, JP | 3 | 2014–2015 |
| Chiba, JP | 1 | 2020 |