Inventor

Toshiyuki Kobashi

Inventor

Okayama, JP

Overview

31→

Patents

1977–2020

Patent span

Chemistry

Primary field (CPC C)

Patents· 31 as inventor

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

C08Fprimary

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds22%

D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons12%

Y10TTechnical subjects covered by former us classification9%

C01GCompounds containing metals not covered by subclasses c01d or c01f8%

C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds6%

D01DMechanical methods or apparatus in the manufacture of artificial filaments, threads, fibres, bristles or ribbons6%

C08LCompositions of macromolecular compounds5%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry3%

C09DCoating compositions, e.g. paints, varnishes or lacquers3%

D06MTreatment, not provided for elsewhere in class d06, of fibres, threads, yarns, fabrics, feathers or fibrous goods made from such materials3%

PatentTitleYear

10,843,488Liquid discharging device2020 10,793,736Ink set and inkjet recording method2020 6,863,040'Rocker arm'2005 4,924,017'Stannic acid anhydride'1990 4,873,352'Transparent aqueous tin compound solution'1989 4,871,501'Process for melt spinning aromatic polyester'1989 4,865,790'Process for producing aromatic polyester fiber'1989 4,794,152'Bead-like polymer and production thereof'1988 4,753,753'Chemically stable aqueous antimony oxide sol'1988 4,743,416'Melt spinning process of aromatic polyester'1988 4,737,290'Gel for the separation of useful components contained in rhodanate-containing detoxication treated liquid and method of separation using said gel'1988 4,725,646'Method of producing hard polyvinyl alcohol gel'1988 4,716,002'Method of producing a flame-retardant acrylic copolymer'1987 4,659,529'Method for the production of high strength polyacrylonitrile fiber'1987 4,659,847'Chemically stable colloidal antimony oxide'1987 4,658,004'Polyacrylonitrile fiber with high strength and high modulus of elasticity'1987 4,604,428'Method of producing a flame-retardant acrylic polymer'1986 4,565,832'Process for producing packing material for use in liquid chromatography'1986 4,546,146'Process for producing dispersions comprising fine particles of acrylonitrile polymers'1985 4,540,754'Process for producing high molecular weight acrylonitrile polymers'1985 4,535,027'High strength polyacrylonitrile fiber and method of producing the same'1985 4,533,538'Method of producing colloidal antimony oxide'1985 4,248,812'Process for producing a rush-like structure'1981 4,237,256'Process for producing an acrylonitrile polymer melt'1980 4,130,525'Stable aqueous emulsion of acrylonitrile polymer, its production and dyeability improving agent comprising such emulsion'1978 4,092,287'Process for producing stable emulsion of polymer'1978 4,062,857'Process for producing acrylonitrile polymer melt'1977 4,049,605'Process for the polymerization of acrylonitrile'1977 4,036,803'Process for producing flame retardant acrylic synthetic fibers'1977 4,022,710'Process for producing colloidal antimony oxide'1977 4,009,138'Process for producing stable emulsion of polymer'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1990Patents assigned to JAPAN EXLAN CO LTD (28)· patent assignee history

1977–1990Based in Okayama, JP· patent location history

1988–1989Patents assigned to SUMITOMO CHEMICAL CO (3)· patent assignee history

2005Based in Iwata, JP· patent location history

2020Patents assigned to KOBASHI TOSHIYUKI (2)· patent assignee history

2020Patents assigned to RICOH CO LTD (2)· patent assignee history

2020Patents assigned to SEKIGUCHI SATOYUKI (2)· patent assignee history

2020Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
JAPAN EXLAN CO LTD	28	1977–1990
SUMITOMO CHEMICAL CO	3	1988–1989
KOBASHI TOSHIYUKIself	2	2020
RICOH CO LTD	2	2020
SEKIGUCHI SATOYUKI	2	2020

Locations

Location	Patents	Span
Okayama, JP	28	1977–1990
Kanagawa, JP	2	2020
Iwata, JP	1	2005