Inventor

Hirotaka Okamoto

Inventor
Aichi, JP

Overview

19→
Patents
2000–2018
Patent span
Chemistry
Primary field (CPC C)

Patents· 19 as inventor

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

C08Jprimary
C08JWorking-up17%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients17%
C08LCompositions of macromolecular compounds13%
Y02WClimate change mitigation technologies related to wastewater treatment or waste management9%
B29BPreparation or pretreatment of the material to be shaped7%
B29CShaping or joining of plastics7%
B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts4%
B82YSpecific uses or applications of nanostructures4%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h104%
B29LIndexing scheme associated with subclass b29c, relating to particular articles2%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2000–2004Patents assigned to TOYODA CHUO KENKYUSHO KK (7)· patent assignee history
2000–2017Based in Aichi, JP· patent location history
2001–2017Patents assigned to TOYOTA MOTOR CO LTD (7)· patent assignee history
2001–2004Patents assigned to TOYODA GOSEI KK (4)· patent assignee history
2001–2017Based in Osaka, JP· patent location history
2002Based in Kyoto, JP· patent location history
2009–2017Patents assigned to TOYOTA CHUO KENKYUSHO KK (4)· patent assignee history
2009–2017Based in Kariya, JP· patent location history
2017–2018Patents assigned to OKAMOTO HIROTAKA (2)· patent assignee history
2018Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOYODA CHUO KENKYUSHO KK72000–2004
TOYOTA MOTOR CO LTD72001–2017
TOYODA GOSEI KK42001–2004
TOYOTA CHUO KENKYUSHO KK42009–2017
OKAMOTO HIROTAKAself22017–2018
Locations
LocationPatentsSpan
Aichi, JP122000–2017
Kariya, JP22009–2017
Osaka, JP22001–2017
Kyoto, JP22002
Tokyo, JP12018