Inventor · disambiguated record
Yasutoshi Okuzawa
Also filed as: OKUZAWA YASUTOSHI
19 granted patents·194 citations·filing 1972–1994
94Inventor score
Files withFUJI PHOTO FILM CO LTD19
Top patents by PatentIndex Score
19 records- 0197US4011571AView finder for camerasFUJI PHOTO FILM CO LTD·Filed 1972·Granted Mar 8, 1977·53 cites·8 claims
- 0278US4578299AFlexible magnetic disk sheetFUJI PHOTO FILM CO LTD·Filed 1984·Granted Mar 25, 1986·20 cites·28 claims
- 0374US4523246AFlexible magnetic diskFUJI PHOTO FILM CO LTD·Filed 1984·Granted Jun 11, 1985·17 cites·5 claims
- 0472US5479311AMagnetic tape cassette having improved magnetic tape substrate and tape guide for reducing electrostatic chargingFUJI PHOTO FILM CO LTD·Filed 1994·Granted Dec 26, 1995·20 cites·7 claims
- 0568US4442171AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1982·Granted Apr 10, 1984·13 cites·6 claims
- 0664US4581270AFlexible magnetic diskFUJI PHOTO FILM CO LTD·Filed 1984·Granted Apr 8, 1986·17 cites·24 claims
- 0759US4930032AMagnetic tape cassette having improved guide pole structureFUJI PHOTO FILM CO LTD·Filed 1988·Granted May 29, 1990·8 cites·5 claims
- 0857US4647473AMethod for forming protective layer on a flexible magnetic disc sheetFUJI PHOTO FILM CO LTD·Filed 1984·Granted Mar 3, 1987·7 cites·11 claims
- 0952US4652480AFlexible diskFUJI PHOTO FILM CO LTD·Filed 1984·Granted Mar 24, 1987·7 cites·8 claims
- 1043US4696859AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1986·Granted Sep 29, 1987·8 cites·9 claims
- 1142US4696846AMethod for forming protective layer on a flexible magnetic disc sheetFUJI PHOTO FILM CO LTD·Filed 1986·Granted Sep 29, 1987·4 cites·4 claims
- 1239US4675768AFlexible magnetic disk having an embossed circular holeFUJI PHOTO FILM CO LTD·Filed 1984·Granted Jun 23, 1987·3 cites·5 claims
- 1337US4707392AFlexible magnetic diskFUJI PHOTO FILM CO LTD·Filed 1985·Granted Nov 17, 1987·3 cites·36 claims
- 1436US4995199AMagnetic tape cassette having improved guide pole structureFUJI PHOTO FILM CO LTD·Filed 1989·Granted Feb 26, 1991·2 cites·5 claims
- 1536US4630151AFlexible magnetic disk driving apparatus with lubricated surfacesFUJI PHOTO FILM CO LTD·Filed 1984·Granted Dec 16, 1986·2 cites·6 claims
- 1636US4444842AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1982·Granted Apr 24, 1984·2 cites·8 claims
- 1735US4411958AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1981·Granted Oct 25, 1983·4 cites·2 claims
- 1835US4411966AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1982·Granted Oct 25, 1983·4 cites·4 claims
- 1928US4993197AMagnetic tape cassette having improved guide pole structureFUJI PHOTO FILM CO LTD·Filed 1989·Granted Feb 19, 1991·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →