Inventor · disambiguated record
Yoshikazu Hirai
Also filed as: HIRAI YOSHIKAZU
8 granted patents·3 pending applications·326 citations·filing 1991–2021
88Inventor score
Files withPOLA CHEM IND INC3MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2SONY CORP2INAGAKI TSUTOMU1PIONEER ELECTRONIC CORP1
Top patents by PatentIndex Score
11 records- 0191US6166778ABroadcast receiving apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Dec 26, 2000·222 cites·15 claims
- 0280US5759332AProcess of reproducing optical discs and optical discs produced by the samePIONEER ELECTRONIC CORP·Filed 1996·Granted Jun 2, 1998·49 cites·4 claims
- 0360US7425427B2Method for staining corneocytes, method for preparing corneocytes specimen and skin analysis systemPOLA CHEM IND INC·Filed 2004·Granted Sep 16, 2008·4 cites·4 claims
- 0460US7421105B2Method for staining corneocytes, method for preparing corneocytes specimen and skin analysis systemPOLA CHEM IND INC·Filed 2004·Granted Sep 2, 2008·8 cites·7 claims
- 0556US2023412178A1Metal-gas-filled cell and method for manufacturing the sameUNIV KYOTO·Filed 2021·Application pending·0 cites
- 0655US5262667ASemiconductor device for optical pick-upSONY CORP·Filed 1991·Granted Nov 16, 1993·20 cites·2 claims
- 0751US2006229912A1Beauty information providing systemPOLA CHEM IND INC·Filed 2006·Application pending·0 cites
- 0849US8488187B2Image forming apparatus and method for forming imageINAGAKI TSUTOMU·Filed 2008·Granted Jul 16, 2013·2 cites·6 claims
- 0947US6754437B1Receiver, recorder and playerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Jun 22, 2004·14 cites·38 claims
- 1036US5215928AMethod of manufacturing a semiconductor device for optical pick-upSONY CORP·Filed 1992·Granted Jun 1, 1993·7 cites·14 claims
- 1133US2003087333A1Method for staining corneocites, method for preparing corneocites specimen and skin analysis systemFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →