Inventor

Tadahiko Yoshioka

Inventor

Nagano, JP

Overview

1986–2018

Patent span

Chemistry

Primary field (CPC C)

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

Y10Tprimary

Y10TTechnical subjects covered by former us classification18%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form11%

H01CResistors11%

C03CChemical composition of glasses, glazes or vitreous enamels7%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients7%

G01RMeasuring electric variables7%

C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds5%

C08LCompositions of macromolecular compounds5%

C09CTreatment of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties5%

G02BOptical elements, systems or apparatus5%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1986–2013Based in Kawasaki, JP· patent location history

2007–2017Patents assigned to SEKISUI CHEMICAL CO LTD (5)· patent assignee history

2007–2011Based in Koka, JP· patent location history

2012–2017Patents assigned to YOSHIOKA TADAHIKO (5)· patent assignee history

2012–2017Patents assigned to FUKATANI JUICHI (3)· patent assignee history

2012–2013Patents assigned to HAGIWARA MASAHIRO (2)· patent assignee history

2013–2018Patents assigned to KOA CORP (5)· patent assignee history

2013–2018Based in Nagano, JP· patent location history

2016Based in Ina, JP· patent location history

2017Based in Tokyo, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations