Inventor · disambiguated record
Kouji Hirayama
Also filed as: HIRAYAMA KOUJI
8 granted patents·5 pending applications·495 citations·filing 1990–2021
89Inventor score
Files withKYOTO DAIICHI KAGAKU KK4ARKRAY INC3KOKOKU INTECH CO LTD3ILJIMA MASAYUKI1OKI ELECTRIC IND CO LTD1
Top patents by PatentIndex Score
13 records- 0191US6001307ADevice for analyzing a sampleKYOTO DAIICHI KAGAKU KK·Filed 1997·Granted Dec 14, 1999·261 cites·22 claims
- 0281US6180062B1Device for analyzing a sampleKYOTO DAIICHI KAGAKU KK·Filed 1999·Granted Jan 30, 2001·123 cites·28 claims
- 0369US2024286331A1Molding method and dieKOKOKU INTECH CO LTD·Filed 2021·Application pending·0 cites
- 0460US6991762B1Device for analyzing a sampleARKRAY INC·Filed 2000·Granted Jan 31, 2006·4 cites·39 claims
- 0554US6325975B1Suction generating device and sample analysis apparatus using the sameARKRAY INC·Filed 1998·Granted Dec 4, 2001·76 cites·9 claims
- 0653US6900688B2Switch circuitOKI ELECTRIC IND CO LTD·Filed 2003·Granted May 31, 2005·7 cites·16 claims
- 0753US2025375927A1Molding methodKOKOKU INTECH CO LTD·Filed 2021·Application pending·0 cites
- 0852US2006018790A1Device and method for analyizing a sampleARKRAY INC·Filed 2005·Application pending·0 cites
- 0947US5123013ACell synchronizing apparatus and methodTOSHIBA KK·Filed 1990·Granted Jun 16, 1992·20 cites·5 claims
- 1045US8221551B2Apparatus for producing a reflectorILJIMA MASAYUKI·Filed 2007·Granted Jul 17, 2012·0 cites·3 claims
- 1145US2002009387A1Test apparatus for assaying a component in a liquid sampleKYOTO DAIICHI KAGAKU KK·Filed 2001·Application pending·0 cites
- 1236US2025282086A1Molding methodKOKOKU INTECH CO LTD·Filed 2021·Application pending·0 cites
- 1335US6299838B1Test apparatus for assaying a component in a liquid sampleKYOTO DAIICHI KAGAKU KK·Filed 1996·Granted Oct 9, 2001·4 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →