Inventor

Hidekazu Takeyama

Inventor
Hiratsuka, JP

Overview

13→
Patents
1990–2007
Patent span
Chemistry
Primary field (CPC C)

Patents· 13 as inventor

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

C08Lprimary
C08LCompositions of macromolecular compounds18%
B60CVehicle tyres16%
Y10TTechnical subjects covered by former us classification14%
B29DProducing particular articles from plastics or from substances in a plastic state9%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
C09DCoating compositions, e.g. paints, varnishes or lacquers7%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds5%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients5%
B29CShaping or joining of plastics4%
B29LIndexing scheme associated with subclass b29c, relating to particular articles4%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–2005Patents assigned to YOKOHAMA RUBBER CO LTD (11)· patent assignee history
1990–2007Based in Hiratsuka, JP· patent location history
2000–2001Based in Tokyo, JP· patent location history
2002–2005Based in Kanagawa, JP· patent location history
2004Patents assigned to NISSAN MOTOR (1)· patent assignee history
2005–2007Patents assigned to HONDA MOTOR CO LTD (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
YOKOHAMA RUBBER CO LTD111990–2005
HONDA MOTOR CO LTD22005–2007
NISSAN MOTOR12004
Locations
LocationPatentsSpan
Hiratsuka, JP71990–2007
Kanagawa, JP32002–2005
Tokyo, JP32000–2001