Inventor
Ken Yoshino
Inventor
Tokyo, JP
Overview
Patents· 53 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Cprimary
G01CMeasuring distances, levels or bearings18%
F16CShafts14%
G01SRadio direction-finding12%
B21KMaking forged or pressed metal products, e.g. horse-shoes, rivets, bolts or wheels10%
B21JForging8%
G09GArrangements or circuits for control of indicating devices using static means to present variable information6%
H04NPictorial communication, e.g. television6%
G01BMeasuring length, thickness or similar linear dimensions4%
B23PMetal-working not otherwise provided for3%
F16FSprings3%
PatentTitleYear
10,875,083Apparatus and method for manufacturing forged crankshaft202010,828,693Apparatus for manufacturing forged crankshaft202010,823,563Laser scanner system202010,816,665Surveying system202010,735,328Information communication system, information communication method and device202010,634,791Laser scanner system and registration method of point cloud data202010,488,196Laser scanner system and registration method of point cloud data201910,464,120Method for producing forged crankshaft201910,441,995Method for producing forged crankshaft201910,413,965Method for producing forged crankshaft201910,385,912Crankshaft for reciprocating engine201910,385,911Crankshaft for reciprocating engine, and design method thereof201910,350,671Method for producing a forged crankshaft201910,330,142Crankshaft for reciprocating engine201910,247,226Crankshaft for reciprocating engine201910,124,398Method for producing a forged crankshaft201810,086,425Method for producing a forged crankshaft201810,058,912Method for producing a forged crankshaft201810,012,260Crankshaft for reciprocating engine20189,989,407Optical receiver and control method thereof20189,921,062'Surveying instrument'20189,909,871'Surveying instrument'20189,709,676'Laser light emitting device having a mode scrambler for unifying light intensity distribution'20179,667,930'Projection apparatus, projection method, and projection program medium which corrects image distortion based on pixel usage'20179,626,924'Display auxiliary device, display system, display method, and program medium'20179,584,319'Optical receiving device in optical communication system, control method and device of photon detector, and dark count evaluation method of photon detector'20179,243,897'Three-dimensional measuring device and three-dimensional measuring system'20169,234,265'Steel for induction hardening and crankshaft manufactured using the same'20169,041,779'Electronic device and recording medium'20159,019,477'Laser scanner and method for detecting mobile object'20158,994,797'Display system, display device and display assistance device'20158,957,913'Display apparatus, display control method, and storage medium storing program'20158,908,158'Electronic distance measuring method and electronic distance measuring instrument'20148,773,700'Panoramic image preparing method and three-dimensional laser scanner'20148,760,367'Display device and recording medium'20148,509,446'Time-bin polarization format exchange technique for entangled optical source'20138,330,700'Driving circuit and driving method of active matrix display device, and active matrix display device'20127,626,690'Laser scanner'20097,522,268'Distance measuring device'20096,693,703'Distance measuring device and method for adjusting photodetection unit of distance measuring device'20046,337,473'Beam position detector having a photodetection unit'20025,995,233'Surveying system'19995,946,087'Laser survey instrument'19995,907,907'Laser leveling system'19995,867,263'Laser survey instrument having a reflection light blocking means'19995,844,533'Gray scale liquid crystal display'19985,819,424'Laser leveling device'19985,808,771'Laser rotating and irradiating system'19985,774,211'Laser leveling system for setting pipes'19985,612,781'Object reflector detection system'19975,465,102'Image display apparatus'19955,347,294'Image display apparatus'19945,117,224'Color liquid crystal display apparatus'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992–2017Patents assigned to CASIO COMPUTER CO LTD (9)· patent assignee history
1992–2017Based in Koganei, JP· patent location history
1997–2020Patents assigned to TOPCON CORP (22)· patent assignee history
1997–2020Based in Tokyo, JP· patent location history
1998–2015Based in Itabashi-ku, JP· patent location history
2013–2020Patents assigned to NEC CORP (6)· patent assignee history
2016–2020Patents assigned to NIPPON STEEL & SUMITOMO METAL CORP (15)· patent assignee history
2016–2018Based in Nishinomiya, JP· patent location history
2019–2020Patents assigned to NIPPON STEEL CORP (7)· patent assignee history
2019–2020Based in Guangdong, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOPCON CORP | 22 | 1997–2020 |
| NIPPON STEEL & SUMITOMO METAL CORP | 15 | 2016–2020 |
| CASIO COMPUTER CO LTD | 9 | 1992–2017 |
| NIPPON STEEL CORP | 7 | 2019–2020 |
| NEC CORP | 6 | 2013–2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 23 | 1997–2020 |
| Guangdong, CN | 10 | 2019–2020 |
| Koganei, JP | 10 | 1992–2017 |
| Nishinomiya, JP | 5 | 2016–2018 |
| Itabashi-ku, JP | 4 | 1998–2015 |