Inventor · disambiguated record
Hidetoshi Hirai
Also filed as: HIRAI HIDETOSHI
8 granted patents·1 pending application·84 citations·filing 1986–2001
86Inventor score
Top patents by PatentIndex Score
9 records- 0180US4777097AComposite material including alumina-silica short fiber reinforcing material and aluminum alloy matrix metal with moderate copper and magnesium contentsTOYOTA MOTOR CO LTD·Filed 1987·Granted Oct 11, 1988·36 cites·18 claims
- 0253US5298203AProcess for producing fiber aggregateTOYODA AUTOMATIC LOOM WORKS·Filed 1992·Granted Mar 29, 1994·11 cites·6 claims
- 0352US4720434AComposite material including silicon carbide and/or silicon nitride short fibers as reinforcing material and aluminum alloy with copper and relatively small amount of silicon as matrix metalTOYOTA MOTOR CO LTD·Filed 1986·Granted Jan 19, 1988·9 cites·6 claims
- 0449US4938844AProcess for producing fiber aggregateTOYODA AUTOMATIC LOOM WORKS·Filed 1988·Granted Jul 3, 1990·9 cites·5 claims
- 0543US4826569AProcess for producing a fiber aggregateTOYODA AUTOMATIC LOOM WORKS·Filed 1987·Granted May 2, 1989·9 cites·5 claims
- 0638US4789605AComposite material with light matrix metal and with reinforcing fiber material being short fiber material mixed with potassium titanate whiskersTOYOTA MOTOR CO LTD·Filed 1987·Granted Dec 6, 1988·5 cites·9 claims
- 0735US2002092151A1Cast spherical crown shoe of compressorFiled 2001·Application pending·0 cites
- 0829US5059107AApparatus for producing annular fiber aggregateTOYODA AUTOMATIC LOOM WORKS·Filed 1990·Granted Oct 22, 1991·5 cites·7 claims
- 0927US4874495AApparatus for producing a fiber aggregateTOYODA AUTOMATIC LOOM WORKS·Filed 1987·Granted Oct 17, 1989·0 cites·9 claims
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