Inventor · disambiguated record
Kazuo Ozawa
Also filed as: OZAWA KAZUO
18 granted patents·192 citations·filing 1982–2000
94Inventor score
Files withSONY CORP12AGENCY IND SCIENCE TECHN2MARUZEN OIL CO LTD2NIPPON SODA CO1OMRON TATEISI ELECTRONICS CO1
Top patents by PatentIndex Score
18 records- 0190US4510546AFlexible magnetic disc cassetteSONY CORP·Filed 1982·Granted Apr 9, 1985·41 cites·19 claims
- 0275US4631618ATape cassette with protection cover and tape end sensing meansSONY CORP·Filed 1984·Granted Dec 23, 1986·18 cites·1 claims
- 0373US4706149ATape cassetteSONY CORP·Filed 1985·Granted Nov 10, 1987·19 cites·5 claims
- 0473US4544977AMagnetic disc deviceSONY CORP·Filed 1982·Granted Oct 1, 1985·18 cites·5 claims
- 0565US6417327B1Peptide capable of regulating physiological function of FGF-5 and pharmaceutical composition containing the peptideAGENCY IND SCIENCE TECHN·Filed 2000·Granted Jul 9, 2002·6 cites·5 claims
- 0665US4503271AProcess for the production of para-vinyl phenol by dehydrogenation of para-ethyl phenolMARUZEN OIL CO LTD·Filed 1983·Granted Mar 5, 1985·7 cites·11 claims
- 0764US4581670AFlexible magnetic disc cassette with a slidably mounted shutterSONY CORP·Filed 1982·Granted Apr 8, 1986·12 cites·7 claims
- 0862US5024394ATape cassetteSONY CORP·Filed 1989·Granted Jun 18, 1991·12 cites·13 claims
- 0957US4846419ACassette reel having an indicator for tape volume with an upper flangeSONY CORP·Filed 1988·Granted Jul 11, 1989·11 cites·5 claims
- 1056US4517349AProcess for the production of p-vinyl phenol polymerMARUZEN OIL CO LTD·Filed 1983·Granted May 14, 1985·11 cites·12 claims
- 1155US5003425ATape cassette having tape contacting slack regulating portionsSONY CORP·Filed 1990·Granted Mar 26, 1991·10 cites·8 claims
- 1252US5874254AFGF-5 analogous protein, and pharmaceutical composition containing the sameAGENCY IND SCIENCE TECHN·Filed 1997·Granted Feb 23, 1999·8 cites·8 claims
- 1345US4933520AElectrical contact for use in electromagnetic relayOMRON TATEISI ELECTRONICS CO·Filed 1988·Granted Jun 12, 1990·6 cites·12 claims
- 1442US5774312ATape cassetteSONY CORP·Filed 1996·Granted Jun 30, 1998·4 cites·12 claims
- 1541US6043962ATape cassette and metal mold device for molding tape cassette halvesSONY CORP·Filed 1998·Granted Mar 28, 2000·4 cites·6 claims
- 1634US4995565ACassette reelSONY CORP·Filed 1987·Granted Feb 26, 1991·3 cites·6 claims
- 1731US5314558AMethod of applying a decorative foil to a tape cassette reelSONY CORP·Filed 1993·Granted May 24, 1994·2 cites·1 claims
- 1826US4529552AComposite oxyalkoxides and derivatives thereofNIPPON SODA CO·Filed 1982·Granted Jul 16, 1985·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →