Inventor · disambiguated record
Yoshinori Hattori
Also filed as: HATTORI YOSHINORI
17 granted patents·592 citations·filing 1973–1994
95Inventor score
Files withNGK SPARK PLUG CO12TOYO JOZO KK2AGENCY IND SCIENCE TECHN1MITSUBISHI HEAVY IND LTD1TOKAI RIKA CO LTD1
Top patents by PatentIndex Score
17 records- 0197US3960757AProcess for encapsulation of medicamentsTOYO JOZO KK·Filed 1973·Granted Jun 1, 1976·285 cites·16 claims
- 0294US4304576ASilicon nitride ceramic tools and a process for their productionNGK SPARK PLUG CO·Filed 1979·Granted Dec 8, 1981·111 cites·4 claims
- 0374US4511402ASintered silicon nitride products and processes for fabrication thereofNGK SPARK PLUG CO·Filed 1984·Granted Apr 16, 1985·24 cites·14 claims
- 0473US4689921AProcess of contouring the edges of a ceramic rotorNGK SPARK PLUG CO·Filed 1985·Granted Sep 1, 1987·25 cites·11 claims
- 0569US4248813AProcess for producing high density sintered productsNGK SPARK PLUG CO·Filed 1979·Granted Feb 3, 1981·19 cites·7 claims
- 0664US4440707AProcess for producing silicon nitride sintered products having high toughnessNGK SPARK PLUG CO·Filed 1982·Granted Apr 3, 1984·19 cites·2 claims
- 0758US5442974AShift-operation apparatus for automatic transmissionTOKAI RIKA CO LTD·Filed 1994·Granted Aug 22, 1995·16 cites·20 claims
- 0857US4743591AComposition for animalsTOYO JOZO KK·Filed 1986·Granted May 10, 1988·11 cites·14 claims
- 0952US4521358AProcess for the production of silicon nitride sintered bodiesAGENCY IND SCIENCE TECHN·Filed 1983·Granted Jun 4, 1985·11 cites·7 claims
- 1050US4997296ACeramic bearing and metal shaft assemblyNGK SPARK PLUG CO·Filed 1990·Granted Mar 5, 1991·14 cites·4 claims
- 1149US4602564AInking device in a printing machineMITSUBISHI HEAVY IND LTD·Filed 1985·Granted Jul 29, 1986·11 cites·1 claims
- 1249US4216021AHigh strength silicon nitride sintered materialNGK SPARK PLUG CO·Filed 1979·Granted Aug 5, 1980·9 cites·2 claims
- 1346US5106550AMethod of producing ceramic rotorNGK SPARK PLUG CO·Filed 1988·Granted Apr 21, 1992·11 cites·5 claims
- 1441US4499192ASilicon nitride sintered products having high corrosion resistance and process for production thereofNGK SPARK PLUG CO·Filed 1982·Granted Feb 12, 1985·7 cites·1 claims
- 1535US4205033AProcess for producing compact silicon nitride ceramicsNGK SPARK PLUG CO·Filed 1978·Granted May 27, 1980·7 cites·7 claims
- 1634US4878812ATurbine rotorNGK SPARK PLUG CO·Filed 1988·Granted Nov 7, 1989·9 cites·1 claims
- 1730US4993174ACeramics spike pinNGK SPARK PLUG CO·Filed 1990·Granted Feb 19, 1991·3 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →