Inventor

Kazuyoshi Iwayama

Inventor

Nagoya, JP

Overview

18→

Patents

1978–2007

Patent span

Chemistry

Primary field (CPC C)

Patents· 18 as inventor

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

C07Cprimary

C07CAcyclic or carbocyclic compounds31%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry27%

Y02PClimate change mitigation technologies in the production or processing of goods15%

C01BNon-metallic elements10%

C10GCracking hydrocarbon oils6%

C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds4%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%

B01DSeparation2%

PatentTitleYear

7,199,070'Conversion catalyst for ethylbenzene containing xylenes and process for converting ethylbenzene containing xylenes by using catalyst'2007 6,878,264'Process for conversion of organic compounds'2005 6,781,021'Method for isomerizing halogenated aromatics'2004 6,635,233'CFI-type zeolite, process for preparation of the same, catalyst prepared from the same, and process for conversion of organic compounds'2003 6,462,248'Method for producing aromatic compounds having alkyl group with at least three carbon atoms'2002 6,359,184'Process for production of xylene'2002 6,320,087'Adsorbent for separating halogenated aromatic compounds and separation method'2001 6,262,322'Adsorbent for aromatic isomers and production of aromatic isomers'2001 6,060,417'Catalyst composition for transalkylation of alkylaromatic hydrocarbons and process for production of xylene'2000 6,040,490'Process for producing aromatic compounds by dealkylation, transalkylation, or disproportionation'2000 5,180,862'Process for isomerizing trichlorobenzene'1993 4,861,928'Process for the isomerization of dichlorotoluene'1989 4,581,216'Process for preparing crystalline aluminosilicate zeolites using a carboxylic acid'1986 4,572,779'Process for the dewaxing of hydrocarbon fractions'1986 4,511,547'Process for preparing crystalline aluminosilicate zeolites using a carboxylic acid'1985 4,467,129'Conversion of xylenes containing ethylbenzene'1984 4,409,413'Conversion of xylenes containing ethyl benzene'1983 4,069,172'Adsorbent for aromatic hydrocarbon mixture separation'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–2007Patents assigned to TORAY INDUSTRIES (18)· patent assignee history

1978Based in Yokohama, JP· patent location history

1983–1986Based in Kamakura, JP· patent location history

1986Patents assigned to FUJI OIL CO LTD (1)· patent assignee history

1989–2004Based in Aichi, JP· patent location history

2000–2007Based in Nagoya, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TORAY INDUSTRIES	18	1978–2007
FUJI OIL CO LTD	1	1986

Locations

Location	Patents	Span
Nagoya, JP	7	2000–2007
Aichi, JP	5	1989–2004
Kamakura, JP	5	1983–1986
Yokohama, JP	1	1978