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Inventor

Takuo Nakai

Inventor
Osaka, JP

Overview

4→
Patents
2001–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 4 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 radiation38%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution38%
H01LSemiconductor devices13%
H03FAmplifiers13%
PatentTitleYear
11,095,258Class AB amplifier and operational amplifier20218,835,210'Manufacturing method for solar cell'20146,380,479'Photovoltaic element and method for manufacture thereof'20026,207,890'Photovoltaic element and method for manufacture thereof'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2014Patents assigned to SANYO ELECTRIC CO (3)· patent assignee history
2001–2014Based in Osaka, JP· patent location history
2021Patents assigned to MITSUBISHI ELECTRIC CORP (1)· patent assignee history
2021Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SANYO ELECTRIC CO32001–2014
MITSUBISHI ELECTRIC CORP12021
Locations
LocationPatentsSpan
Osaka, JP32001–2014
Tokyo, JP12021