Inventor

Shinichi Hirayama

Inventor

Saitama, JP

Overview

6→

Patents

1977–2018

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 6 as inventor

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

F16Jprimary

F16JPistons20%

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. inserts7%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form7%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds7%

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

C08LCompositions of macromolecular compounds7%

C09DCoating compositions, e.g. paints, varnishes or lacquers7%

F02FCylinders, pistons or casings, for combustion engines7%

F16HGearing7%

PatentTitleYear

9,975,317Composite body of metal and thermoplastic resin2018 9,284,913'Metal gasket'2016 9,121,489'Metal gasket'2015 7,703,775'Metal gasket for cylinder head'2010 4,135,036'Process for production of magnetic recording media and recording media'1979 4,048,253'Adhesive coatings from ether-type polyester, urethane elastomer, and polyisocyanate'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1979Patents assigned to FUJI PHOTO FILM CO LTD (2)· patent assignee history

1977Based in Fukuyama, JP· patent location history

1979Based in Sagamihara, JP· patent location history

2010–2016Patents assigned to NIPPON LEAKLESS IND CO LTD (3)· patent assignee history

2010Patents assigned to HONDA MOTOR CO LTD (1)· patent assignee history

2010–2016Based in Saitama, JP· patent location history

2016Patents assigned to HIRAYAMA SHINICHI (1)· patent assignee history

2016Patents assigned to ITO AKIHIRO (1)· patent assignee history

2018Based in Yamaguchi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NIPPON LEAKLESS IND CO LTD	3	2010–2016
FUJI PHOTO FILM CO LTD	2	1977–1979
HIRAYAMA SHINICHIself	1	2016
HONDA MOTOR CO LTD	1	2010
ITO AKIHIRO	1	2016

Locations

Location	Patents	Span
Saitama, JP	3	2010–2016
Yamaguchi, JP	1	2018
Sagamihara, JP	1	1979
Fukuyama, JP	1	1977