Hidetoshi Hirai

Person

Ichinomiya, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Process for producing fiber aggregate
- Patent number 5,298,203
- Issue date Mar 29, 1994
- Kabushiki Kaisha Toyoda Jidoshokki Seisakusho
- Takashi Yoshida
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Apparatus for producing annular fiber aggregate
- Patent number 5,059,107
- Issue date Oct 22, 1991
- Kabushiki Kaisha Toyoda Jidoshokki Seisakusho
- Renichi Isomura
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for producing fiber aggregate
- Patent number 4,938,844
- Issue date Jul 3, 1990
- Kabushiki Kaisha Toyoda Jidoshokki Seisakusho
- Tomohito Ito
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Apparatus for producing a fiber aggregate
- Patent number 4,874,495
- Issue date Oct 17, 1989
- Kabushiki Kaisha Toyoda Jidoshokki Seisakusho
- Tomohito Ito
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Process for producing a fiber aggregate
- Patent number 4,826,569
- Issue date May 2, 1989
- Kabushiki Kaisha Toyoda Jidoshokki Seisakusho
- Tomohito Ito
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Composite material with light matrix metal and with reinforcing fib...
- Patent number 4,789,605
- Issue date Dec 6, 1988
- Toyota Jidosha Kabushiki Kaisha
- Masahiro Kubo
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Composite material including alumina-silica short fiber reinforcing...
- Patent number 4,777,097
- Issue date Oct 11, 1988
- Toyota Jidosha Kabushiki Kaisha
- Masahiro Kubo
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Composite material including silicon carbide and/or silicon nitride...
- Patent number 4,720,434
- Issue date Jan 19, 1988
- Toyota Jidosha Kabushiki Kaisha
- Masahiro Kubo
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Hidetoshi Hirai

Person

Patents Grantslast 30 patents

Process for producing fiber aggregate

Apparatus for producing annular fiber aggregate

Process for producing fiber aggregate

Apparatus for producing a fiber aggregate

Process for producing a fiber aggregate

Composite material with light matrix metal and with reinforcing fib...

Composite material including alumina-silica short fiber reinforcing...

Composite material including silicon carbide and/or silicon nitride...