Inventor
Hisatada Yasukawa
Inventor
Kyoto, JP
Overview
Patents· 8 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 radiation55%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light18%
G11BInformation storage based on relative movement between record carrier and transducer9%
H04MTelephonic communication9%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution9%
PatentTitleYear
8,030,728'Optical semiconductor device'20117,888,765'Optical semiconductor device'20117,768,090'Semiconductor photodetector device'20107,605,049'Optical semiconductor device and manufacturing method for same'20097,538,404'Optical semiconductor device and method for manufacturing the same'20097,483,467'Semiconductor laser unit and method for manufacturing optical reflection film'20097,470,886'Light receiving circuit, semiconductor laser device, and optical pickup device'20087,211,829'Semiconductor photodetector device'2007Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2007Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (1)· patent assignee history
2007–2011Based in Kyoto, JP· patent location history
2008–2011Patents assigned to PANASONIC CORP (7)· patent assignee history
2008Based in Kyotanabe, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PANASONIC CORP | 7 | 2008–2011 |
| MATSUSHITA ELECTRIC INDUSTRIAL CO LTD | 1 | 2007 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kyoto, JP | 7 | 2007–2011 |
| Kyotanabe, JP | 1 | 2008 |