Inventor

Yutaka Hagiwara

Inventor

Annaka, JP

Overview

1983–2014

Patent span

Chemistry

Primary field (CPC C)

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

C08Gprimary

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds21%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients13%

B29CShaping or joining of plastics8%

C08LCompositions of macromolecular compounds8%

F16DCouplings for transmitting rotation8%

G10CPianos, harpsichords, spinets or similar stringed musical instruments with one or more keyboards8%

B29BPreparation or pretreatment of the material to be shaped4%

C08JWorking-up4%

C22CAlloys4%

G01NInvestigating or analysing materials by determining their chemical or physical properties4%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1983Patents assigned to NISSAN MOTOR (2)· patent assignee history

1983Based in Fujisawa, JP· patent location history

1999–2014Patents assigned to SHINETSU CHEMICAL CO (7)· patent assignee history

1999–2014Based in Annaka, JP· patent location history

2004–2013Patents assigned to KAWAI MUSICAL INSTR MFG CO (2)· patent assignee history

2006Patents assigned to CENTRAL RES INST ELECT (1)· patent assignee history

2006Based in Tokyo, JP· patent location history

2009Based in Namerikawa, JP· patent location history

2013–2014Patents assigned to HAGIWARA YUTAKA (2)· patent assignee history

2013Based in Hamamatsu, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations