Inventor
Akishige Murakami
Inventor
Miyagi, JP
Overview
Patents· 14 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 therein20%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation9%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution9%
Y02PClimate change mitigation technologies in the production or processing of goods9%
Y10TTechnical subjects covered by former us classification9%
G09GArrangements or circuits for control of indicating devices using static means to present variable information6%
H05KPrinted circuits6%
H10DInorganic electric semiconductor devices6%
H10KOrganic electric solid-state devices6%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h106%
PatentTitleYear
9,041,997'Electro-chromic display element, display apparatus, and driving method'20158,902,151'Controllable electrochromic display device'20148,743,048'Electrochromic display element, display device and information apparatus'20148,736,941'Electrochromic display apparatus and method of manufacturing the same'20148,711,297'Display device and method of repairing display device'20148,687,262'Ion conductor and electrochromic display device'20148,661,973'Screen plate including dummy printing region and full surface solid printing region'20148,373,170'Display apparatus, manufacturing method thereof, and electronic equipment'20138,071,432'Organic transistor active substrate, manufacturing method thereof, and electrophoretic display'20117,765,686'Multilayer wiring structure and method of manufacturing the same'20106,320,262'Semiconductor device and manufacturing method thereof'20015,140,397'Amorphous silicon photoelectric device'19925,060,041'Amorphous silicon photosensor'19915,053,844'Amorphous silicon photosensor'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991–2015Based in Miyagi, JP· patent location history
1991–1992Based in Shibata, JP· patent location history
2001Based in Sendai, JP· patent location history
2010Based in Saitama-shi, JP· patent location history
2011–2015Patents assigned to MURAKAMI AKISHIGE (9)· patent assignee history
2011–2015Patents assigned to RICOH CO LTD (9)· patent assignee history
2011–2014Based in Kanagawa, JP· patent location history
2014–2015Patents assigned to HIRANO SHIGENOBU (5)· patent assignee history
2014–2015Patents assigned to NAIJO YOSHIHISA (5)· patent assignee history
2014–2015Patents assigned to OKADA YOSHINORI (5)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MURAKAMI AKISHIGEself | 9 | 2011–2015 |
| RICOH CO LTD | 9 | 2011–2015 |
| HIRANO SHIGENOBU | 5 | 2014–2015 |
| NAIJO YOSHIHISA | 5 | 2014–2015 |
| OKADA YOSHINORI | 5 | 2014–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Miyagi, JP | 5 | 1991–2015 |
| Kanagawa, JP | 5 | 2011–2014 |
| Shibata, JP | 2 | 1991–1992 |
| Saitama-shi, JP | 1 | 2010 |
| Sendai, JP | 1 | 2001 |