Inventor · disambiguated record
Tsutomu Sugisaki
Also filed as: SUGISAKI TSUTOMU
12 granted patents·1 pending application·208 citations·filing 1973–2004
92Inventor score
Top patents by PatentIndex Score
13 records- 0191US4106067AMagnetic head cleaning jacketFUJI PHOTO FILM CO LTD·Filed 1976·Granted Aug 8, 1978·35 cites·5 claims
- 0290US5518804AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1994·Granted May 21, 1996·51 cites·10 claims
- 0390US4065798ACleaning cartridgeFUJI PHOTO FILM CO LTD·Filed 1976·Granted Dec 27, 1977·34 cites·2 claims
- 0479US4465737AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1983·Granted Aug 14, 1984·30 cites·10 claims
- 0566US3933488AInformation display methodFUJI PHOTO FILM CO LTD·Filed 1973·Granted Jan 20, 1976·18 cites·24 claims
- 0659US4930032AMagnetic tape cassette having improved guide pole structureFUJI PHOTO FILM CO LTD·Filed 1988·Granted May 29, 1990·8 cites·5 claims
- 0758US6652999B2Magnetic recording medium and signal recording system comprising at least two magnetic layers with orthogonally oriented axesFUJI PHOTO FILM CO LTD·Filed 2001·Granted Nov 25, 2003·3 cites·10 claims
- 0855US5715313AMagnetic recording/reproducing methodFUJI PHOTO FILM CO LTD·Filed 1995·Granted Feb 3, 1998·14 cites·24 claims
- 0947US5494621AMethod for producing shutter for disc cartridgeFUJI PHOTO FILM CO LTD·Filed 1994·Granted Feb 27, 1996·12 cites·4 claims
- 1041US2004180153A1Information mediumFUJI PHOTO FILM CO LTD·Filed 2004·Application pending·0 cites
- 1136US4995199AMagnetic tape cassette having improved guide pole structureFUJI PHOTO FILM CO LTD·Filed 1989·Granted Feb 26, 1991·2 cites·5 claims
- 1228US4993197AMagnetic tape cassette having improved guide pole structureFUJI PHOTO FILM CO LTD·Filed 1989·Granted Feb 19, 1991·0 cites·4 claims
- 1327US5305172ASynthetic resin disc cartridge shutter having non-engaging raised gate markFJUI PHOTO FILM CO LTD·Filed 1992·Granted Apr 19, 1994·1 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →