Inventor
Yasuyuki Fukuda
Inventor
Saitama, JP
Overview
Patents· 23 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus12%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein12%
G11CStatic stores12%
F21VFunctional features or details of lighting devices or systems thereof11%
F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted11%
H10HInorganic light-emitting semiconductor devices having potential barriers8%
B29DProducing particular articles from plastics or from substances in a plastic state7%
B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts7%
H01LSemiconductor devices4%
C07KPeptides1%
PatentTitleYear
10,794,566Light emitting device and surface light source device202010,508,904Marker201910,408,417Light-emitting device with light flux control member having prismatic elements on bottom surface forming acute angle with side edge of light source201910,209,565Reflection member, illumination device, surface light source device, display device, and electronic equipment20199,869,056'Rope end-fastening method, rope with end fastener, and end fitting for use in rope end-fastening method'20189,752,750'Method of manufacturing light flux controlling member'2017D0778334'Lens for light emitting diode'20179,546,773'Surface light source apparatus'20179,347,643'Light flux controlling apparatus'20169,086,517'Light flux controlling member, light emitting apparatus, surface light source apparatus and display apparatus'20158,679,762'Method of detecting hepatitis B virus s antigen'20148,487,526'Light emitting apparatus, surface light source apparatus and display apparatus'20138,328,395'Light emitting apparatus, surface light source apparatus, display apparatus, and luminous flux control member'20128,300,444'Nonvolatile semiconductor memory device'20128,279,669'Semiconductor storage device to correct threshold distribution of memory cells by rewriting and method of controlling the same'20128,227,969'Light emitting apparatus, surface light source apparatus and display apparatus'20128,189,401'Semiconductor memory device and control method of the same'20127,881,116'Nonvolatile semiconductor memory capable of trimming an initial program voltage for each word line'20117,800,935'Resistance change memory device'20107,688,632'Nonvolatile semiconductor memory capable of trimming an initial program voltage for each word line'20107,505,318'Nonvolatile semiconductor memory device'20097,382,651'Nonvolatile semiconductor memory device'20087,315,915'Non-volatile semiconductor memory device and electric device with the same'2008Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2008–2012Patents assigned to TOSHIBA KK (9)· patent assignee history
2008–2012Based in Kamakura, JP· patent location history
2012–2020Patents assigned to ENPLAS CORP (12)· patent assignee history
2012–2014Patents assigned to FUKUDA YASUYUKI (7)· patent assignee history
2012–2013Patents assigned to YAMAGUCHI MASAO (2)· patent assignee history
2012–2020Based in Saitama, JP· patent location history
2014Patents assigned to ADVANCED LIFE SCIENCE INST INC (1)· patent assignee history
2014Based in Wako, JP· patent location history
2015–2019Based in Kawaguchi, JP· patent location history
2018Based in Tochigi, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ENPLAS CORP | 12 | 2012–2020 |
| TOSHIBA KK | 9 | 2008–2012 |
| FUKUDA YASUYUKIself | 7 | 2012–2014 |
| YAMAGUCHI MASAO | 2 | 2012–2013 |
| ADVANCED LIFE SCIENCE INST INC | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Saitama, JP | 9 | 2012–2020 |
| Kamakura, JP | 8 | 2008–2012 |
| Kawaguchi, JP | 3 | 2015–2019 |
| Tochigi, JP | 1 | 2018 |
| Wako, JP | 1 | 2014 |