Inventor

Nobutaka Shimamura

Inventor
Kanagawa, JP

Overview

17→
Patents
1998–2020
Patent span
Electricity
Primary field (CPC H)

Patents· 17 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Nprimary
H04NPictorial communication, e.g. television37%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds19%
C07CAcyclic or carbocyclic compounds11%
H03MCoding7%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium4%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds4%
C08LCompositions of macromolecular compounds4%
H01LSemiconductor devices4%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy4%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation4%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2001Patents assigned to WAKO PURE CHEM IND LTD (6)· patent assignee history
1998–2001Based in Kawagoe, JP· patent location history
1999Patents assigned to OSAKA MUNICIPAL GOVERNMENT (1)· patent assignee history
1999–2020Based in Saitama, JP· patent location history
2016–2020Patents assigned to SONY CORP (8)· patent assignee history
2016–2020Based in Kanagawa, JP· patent location history
2019Patents assigned to SEMICONDUCTOR COMPONENTS IND LLC (1)· patent assignee history
2019Based in Kaweasaki, JP· patent location history
2020Patents assigned to FUJIFILM WAKO PURE CHEMICAL CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SONY CORP82016–2020
WAKO PURE CHEM IND LTD61998–2001
FUJIFILM WAKO PURE CHEMICAL CORP12020
OSAKA MUNICIPAL GOVERNMENT11999
SEMICONDUCTOR COMPONENTS IND LLC12019
Locations
LocationPatentsSpan
Kanagawa, JP92016–2020
Kawagoe, JP51998–2001
Saitama, JP21999–2020
Kaweasaki, JP12019