Inventor

Kaneyoshi Ashida

Inventor

Farmington Hills, MI, US

Overview

22→

Patents

1976–1994

Patent span

Chemistry

Primary field (CPC C)

Patents· 22 as inventor

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

C08Gprimary

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds30%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%

C08JWorking-up14%

C07DHeterocyclic compounds5%

Y10TTechnical subjects covered by former us classification5%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium4%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients4%

C08LCompositions of macromolecular compounds4%

B29CShaping or joining of plastics2%

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. inserts2%

PatentTitleYear

5,336,696'Halogen-free blowing agents that include cycloaliphatic hydrocarbons and are suitable for isocyanate-based polymeric foams'1994 5,260,344'Open cell rigid isocyanurate foams and method for producing the same and vacuum heat insulating layer by use of the same'1993 5,091,436'Reinforced foam composites comprising hydroxy-containing vinyl ester resin'1992 4,908,161'Fire retardant for isocyanate-based foams comprising ammonium sulfate and a cyanuric acid derivative'1990 4,898,893'Blowing agents for isocyanurate foams and method for producing the same'1990 4,780,485'Isocyanurate foam and method for producing the same'1988 4,752,626'Method of making low compression set urethane foams'1988 4,742,128'Process for preparing a polymer alloy, molded product, and reaction injection molded products'1988 4,680,214'Reinforced foam composites'1987 4,626,385'N-substituted carbamoyl-lactam'1986 4,614,615'Process for preparing an N-substituted carbamoyl-lactam compound'1986 4,611,013'Catalysts for the preparation of carbodiimide foams and elastomers'1986 4,582,879'Reaction injection molding process and reaction injection molded products'1986 4,568,703'Process for the production of polymers containing isocyanurate and or oxazolidone linkages'1986 4,514,525'Process for preparing smoke-retardant polyisocyanurate foam'1985 4,133,781'Smoke-retardant polyisocyanurate foam'1979 4,072,636'Process for preparing smoke-retardant polyisocyanurate foam'1978 4,066,628'Oxazolidone catalyst'1978 4,055,522'Process for producing an isocyanate-based polymer having reduced smoke generation'1977 4,044,184'Cryogenic insulating structure'1977 4,022,721'Process for producing compounds having an oxazolidone ring using a complex of aluminum halide catalyst'1977 3,931,065'Polyurethane-modified polyisocyanurate foam and a method for the preparation thereof'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976Based in Tokyo, JP· patent location history

1977–1985Patents assigned to MITSUBISHI CHEM IND (7)· patent assignee history

1977–1985Based in Chofu, JP· patent location history

1978–1979Based in Hiratsuka, JP· patent location history

1986–1992Patents assigned to ASHIDA KANEYOSHI (4)· patent assignee history

1986–1992Patents assigned to FRISCH KURT C (3)· patent assignee history

1986Patents assigned to LOOS JOZEF L M V D (3)· patent assignee history

1986Patents assigned to BP CHEM INT LTD (2)· patent assignee history

1986–1994Based in Farmington Hills, MI, US· patent location history

1986Based in Detroit, MI, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MITSUBISHI CHEM IND	7	1977–1985
ASHIDA KANEYOSHIself	4	1986–1992
FRISCH KURT C	3	1986–1992
LOOS JOZEF L M V D	3	1986
BP CHEM INT LTD	2	1986

Locations

Location	Patents	Span
Farmington Hills, MI, US	12	1986–1994
Chofu, JP	5	1977–1985
Detroit, MI, US	2	1986
Hiratsuka, JP	2	1978–1979
Tokyo, JP	1	1976