Inventor · disambiguated record
Akiyasu Okuno
Also filed as: OKUNO AKIYASU
20 granted patents·394 citations·filing 1980–2002
96Inventor score
Top patents by PatentIndex Score
20 records- 0193US4840853ASurface structure of AlN substrate and a process for producing the sameNGK SPARK PLUG CO·Filed 1987·Granted Jun 20, 1989·68 cites·10 claims
- 0283US4701426ASilicon carbide-graphite composite materialNGK SPARK PLUG CO·Filed 1985·Granted Oct 20, 1987·31 cites·17 claims
- 0383US4690909ASilicon carbide-graphite composite material and process for producing sameNGK SPARK PLUG CO·Filed 1986·Granted Sep 1, 1987·30 cites·10 claims
- 0481US4668452AProcess for producing silicon carbide heating elementsNGK SPARK PLUG CO·Filed 1985·Granted May 26, 1987·33 cites·6 claims
- 0574US4946807AComposite ceramic material reinforced with silicon carbide whiskersNGK SPARK PLUG CO·Filed 1987·Granted Aug 7, 1990·24 cites·23 claims
- 0668US4336216AProcess for producing silicon carbide heating elementsNGK SPARK PLUG CO·Filed 1980·Granted Jun 22, 1982·21 cites·7 claims
- 0765US4695517AComposite layer aluminum nitride base sintered bodyNGK SPARK PLUG CO·Filed 1986·Granted Sep 22, 1987·26 cites·6 claims
- 0865US4638268AMicrowave absorber comprised of a dense silicon carbide body which is water cooledNGK SPARK PLUG CO·Filed 1984·Granted Jan 20, 1987·15 cites·3 claims
- 0964US4892703ASurface structure of A1N substrate and a process for producing the sameNGK SPARK PLUG CO·Filed 1989·Granted Jan 9, 1990·14 cites·3 claims
- 1063US4375517ASintered cubic boron nitride and process for producing the sameNGK SPARK PLUG CO·Filed 1981·Granted Mar 1, 1983·17 cites·5 claims
- 1161US6577103B2Emergency power system, and system for automatically detecting whether or not failure of single cell occurs in battery for use in the systemTOKYO ELECTRIC POWER CO·Filed 2001·Granted Jun 10, 2003·21 cites·9 claims
- 1261US4877760AAluminum nitride sintered body with high thermal conductivity and process for producing sameNGK SPARK PLUG CO·Filed 1987·Granted Oct 31, 1989·20 cites·35 claims
- 1361US4800137AComposite layer aluminum nitride base sintered bodyNGK SPARK PLUG CO·Filed 1987·Granted Jan 24, 1989·23 cites·16 claims
- 1453US4956317AWhisker-reinforced ceramicsNGK SPARK PLUG CO·Filed 1988·Granted Sep 11, 1990·11 cites·57 claims
- 1551US5439854ATiC-base/SiC whisker composite ceramic cutting toolsNGK SPARK PLUG CO·Filed 1993·Granted Aug 8, 1995·9 cites·24 claims
- 1649US4997798AProcess for producing aluminum nitride sintered body with high thermal conductivityNGK SPARK PLUG CO·Filed 1989·Granted Mar 5, 1991·12 cites·16 claims
- 1746US4961987AAluminum nitride sintered body with high thermal conductivity and process for producing sameNGK SPARK PLUG CO·Filed 1989·Granted Oct 9, 1990·10 cites·2 claims
- 1845US4760312ADense silicon carbide microwave absorber for electron linear acceleratorNGK SPARK PLUG CO·Filed 1986·Granted Jul 26, 1988·5 cites·3 claims
- 1936US5601764AProcess for making TiC-base/SiC whisker composite ceramic cutting toolsNGK SPARK PLUG CO·Filed 1995·Granted Feb 11, 1997·4 cites·19 claims
- 2035US6902842B2Current collector of positive electrode and sodium-sulfur battery using the sameTOKYO ELECTRIC POWER CO·Filed 2002·Granted Jun 7, 2005·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →