Inventor · disambiguated record
Takahisa Koshida
Also filed as: KOSHIDA TAKAHISA
6 granted patents·1 pending application·123 citations·filing 1986–2013
82Inventor score
Top patents by PatentIndex Score
7 records- 0191US4784978AHexagonal boron nitride powder having excellent sinterability and a method for the preparation thereofKAWASAKI STEEL CO·Filed 1986·Granted Nov 15, 1988·75 cites·8 claims
- 0271US8679429B2Hexagonal boron nitride powder having specific bulk density and residual Fe particles, and method for producing sameGOHARA TAISEI·Filed 2012·Granted Mar 25, 2014·4 cites·8 claims
- 0371US4853196AWater-soluble boron containing impurity reduced hexagonally crystalline boron nitride and process for production thereofKAWASAKI STEEL CO·Filed 1987·Granted Aug 1, 1989·22 cites·17 claims
- 0470US4997633AWater-soluble boron containing impurity reduced hexagonally crystalline boron nitrideKAWASAKI STEEL CO·Filed 1989·Granted Mar 5, 1991·21 cites·7 claims
- 0557US9433565B2Hydrophilic and highly oil absorbent boron nitride powder, method for manufacturing the same, and cosmeticMIZUSHIMA FERROALLOY CO LTD·Filed 2013·Granted Sep 6, 2016·0 cites·8 claims
- 0650US9334391B2Sintered spherical BN particles, method of producing the same, and polymer materialMIZUSHIMA FERROALLOY CO LTD·Filed 2013·Granted May 10, 2016·1 cites·20 claims
- 0747US2017151135A9Highly water repellent and highly oil absorbent boron nitride powder, method for manufacturing the same, and cosmeticMIZUSHIMA FERROALLOY CO LTD·Filed 2013·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →