Inventor

Yoshiyuki Takenaka

Inventor

Yokohama, JP

Overview

1976–2021

Patent span

General tagging of new technological developments

Primary field (CPC Y)

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

C01Fprimary

C01FCompounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or of the rare-earth metals14%

Y02PClimate change mitigation technologies in the production or processing of goods14%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests14%

B01DSeparation7%

B65GTransport or storage devices, e.g. conveyors for loading or tipping, shop conveyor systems or pneumatic tube conveyors7%

F04BPositive-displacement machines for liquids7%

F17DPipe-line systems7%

H01GCapacitors7%

H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy7%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution7%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1976–2003Patents assigned to SHOWA DENKO KK (2)· patent assignee history

1976Patents assigned to HITACHI LTD (1)· patent assignee history

1976–2003Based in Yokohama, JP· patent location history

1976Based in Kamakura, JP· patent location history

2021Patents assigned to TOYOTA JIDOSHOKKI KK (1)· patent assignee history

2021Based in Kariya, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations