Inventor

Ryoji Naito

Inventor
San Diego, CA, US

Overview

10→
Patents
1997–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 10 as inventor

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

Y02Eprimary
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution15%
B29CShaping or joining of plastics10%
C02FTreatment of water, waste water, sewage, or sludge10%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy10%
H04NPictorial communication, e.g. television10%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers10%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges5%
F16LPipes5%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them5%
H01LSemiconductor devices5%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997–2009Patents assigned to SONY CORP (6)· patent assignee history
1997–1998Based in Tokyo, JP· patent location history
2003–2009Patents assigned to SONY ELECTRONICS INC (3)· patent assignee history
2003–2021Based in San Diego, CA, US· patent location history
2020–2021Patents assigned to AQUACYCL LLC (2)· patent assignee history
2021Patents assigned to PANASONIC IP MAN CO LTD (1)· patent assignee history
2021Based in Osaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SONY CORP61997–2009
SONY ELECTRONICS INC32003–2009
AQUACYCL LLC22020–2021
PANASONIC IP MAN CO LTD12021
Locations
LocationPatentsSpan
San Diego, California, US52003–2021
Tokyo, JP41997–1998
Osaka, JP12021