Inventor

Kazuo Yagi

Inventor

Ohtake, JP

Overview

1979–2018

Patent span

Performing operations

Primary field (CPC B)

Patents· 31 as inventor

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

B29Cprimary

B29CShaping or joining of plastics13%

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. inserts12%

Y10TTechnical subjects covered by former us classification10%

C08JWorking-up10%

D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons10%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds6%

B01DSeparation5%

C08LCompositions of macromolecular compounds5%

B29DProducing particular articles from plastics or from substances in a plastic state2%

PatentTitleYear

10,106,660Film containing a resin having a thiourethane bond and uses thereof2018 9,873,025Golf ball2018 6,048,607'Porous film of high molecular weight polyolefin and process for producing same'2000 5,968,994'High strength porous film of polypropylene and process for producing same'1999 5,948,519'Porous biaxially-oriented film comprising high molecular ethylene/.alpha.-olefin copolymer and its use'1999 5,882,518'Microporous film of high molecular weight polyolefin and process for producing same'1999 5,840,235'Biaxially oriented film of high molecular weight polyethylene, process for preparing the same, surface-modified biaxially oriented film of high molecular weight polyethylene and process for preparing the same'1998 5,674,919'Biaxially oriented film of high molecular weight polyethylene, process for preparing the same, surface-modified biaxially oriented film of high molecular weight polyethylene and process for preparing the same'1997 5,661,905'Method of making a burner device'1997 5,650,451'Biaxially oriented film of high molecular weight polyethylene, process for preparing the same, surface modified biaxially oriented film of high molecular weight polyethylene and process for preparing the same'1997 5,624,627'Process for preparing surface-modified biaxially oriented film of high molecular weight polyethylene'1997 5,525,054'Burner device and a method of making the same'1996 5,430,119'Stretched molded article of ultra-high-molecular weight polypropylene and process for the preparation of the same'1995 5,302,453'Molecular orientation articles molded from high-molecular weight polyethylene and processes for preparing same'1994 5,252,394'Molecular orientation articles molded from high-molecular weight polyethylene and processes for preparing same'1993 5,246,657'Process of making polyolefin fiber'1993 5,180,636'Rope for traction'1993 5,143,977'Resin or rubber article reinforced with a polyolefin fiber having improved initial elongation'1992 5,115,067'Molecularly oriented molded body of ultra-high-molecular weight ethylene/.alpha.-olefin copolymer'1992 5,113,880'Dental floss and interdental cleaning tool'1992 5,106,563'Process for producing highly oriented molded article of ultra-high-molecular-weight polyethylene'1992 5,098,976'Acoustic material'1992 5,055,248'Process for producing stretched article of ultrahigh-molecular weight polyethylene'1991 5,015,525'Polyolefin fiber having improved initial elongation and process for preparation thereof'1991 4,968,765'Molecularly oriented molded body of ultra-high-molecular-weight ethylene/polyene copolymer'1990 4,902,460'Process for preparation of molecularly oriented, silane-crosslinked ultra-high-molecular-weight polyethylene molded article'1990 4,894,281'Fiber-reinforced polymer molded body'1990 4,870,136'Molecular oriented, silane-crosslinked ultra-high-molecular-weight polyethylene molded article and process for preparation thereof'1989 4,843,352'Modulator for generating a burst-like modulated wave'1989 4,756,008'Digitized quadrature phase shift keying modulator'1988 4,159,889'Method of and apparatus for treating the outer surface and inner surface of a pipe of a thermoplastic resinous material produced by extrusion'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–1998Patents assigned to MITSUI PETROCHEMICAL IND (19)· patent assignee history

1988–1989Patents assigned to HITACHI LTD (2)· patent assignee history

1989–1993Based in Ohtake, JP· patent location history

1992–2018Based in Hiroshima, JP· patent location history

1993–2000Based in Kuga-gun, JP· patent location history

1996–1997Patents assigned to RINNAI KK (2)· patent assignee history

1996–1997Based in Nagoya, JP· patent location history

1997–1999Based in Yamaguchi, JP· patent location history

1999–2018Patents assigned to MITSUI CHEMICALS INC (5)· patent assignee history

2018Patents assigned to DUNLOP SPORTS CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MITSUI PETROCHEMICAL IND	19	1979–1998
MITSUI CHEMICALS INC	5	1999–2018
HITACHI LTD	2	1988–1989
RINNAI KK	2	1996–1997
DUNLOP SPORTS CO LTD	1	2018

Locations

Location	Patents	Span
Ohtake, JP	11	1989–1993
Kuga-gun, JP	9	1993–2000
Hiroshima, JP	2	1992–2018
Yamaguchi, JP	2	1997–1999
Nagoya, JP	2	1996–1997