Inventor
Masayoshi Tsuji
Inventor
Tokyo, JP
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Fprimary
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation22%
B82YSpecific uses or applications of nanostructures17%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light17%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution9%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
B60LPropulsion of electrically-propelled vehicles4%
B60MPower supply lines, and devices along rails, for electrically- propelled vehicles4%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein4%
H01FMagnets4%
H02JElectric power networks4%
PatentTitleYear
9,641,027'Wireless power feeding system and wireless power feeding method'20177,974,328'Surface-emission type semiconductor laser'20117,940,828'Optical communication system and optical transmitter'20117,881,358'Surface emitting laser'20116,350,998'Ultraspeed low-voltage drive avalanche multiplication type semiconductor photodetector'20026,323,507'Semiconductor photonic element, method of fabricating the same, and semiconductor photonic device equipped therewith'20015,801,872'Semiconductor optical modulation device'19985,539,221'Staircase avalanche photodiode'19965,471,068'Semiconductor photodetector using avalanche multiplication and strained layers'19955,204,539'Avalanche photodiode with hetero-periodical structure'1993Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993–2017Patents assigned to NEC CORP (10)· patent assignee history
1993–2017Based in Tokyo, JP· patent location history
2017Patents assigned to HATTORI WATARU (1)· patent assignee history
2017Patents assigned to TANOMURA MASAHIRO (1)· patent assignee history
2017Patents assigned to TSUJI MASAYOSHI (1)· patent assignee history
2017Patents assigned to YOSHIDA SHUHEI (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NEC CORP | 10 | 1993–2017 |
| HATTORI WATARU | 1 | 2017 |
| TANOMURA MASAHIRO | 1 | 2017 |
| TSUJI MASAYOSHIself | 1 | 2017 |
| YOSHIDA SHUHEI | 1 | 2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 10 | 1993–2017 |