Inventor · disambiguated record
Goro Akashi
Also filed as: AKASHI GORO · SASAZAWA KOJI · SUZUKI OSAMU
62 granted patents·1,226 citations·filing 1973–1989
99Inventor score
Files withFUJI PHOTO FILM CO LTD62
Top patents by PatentIndex Score
62 records- 0198US4543275AMethod of forming thin vapor deposited film of organic materialFUJI PHOTO FILM CO LTD·Filed 1983·Granted Sep 24, 1985·105 cites·6 claims
- 0296US4135031AMagnetic recording substanceFUJI PHOTO FILM CO LTD·Filed 1977·Granted Jan 16, 1979·58 cites·12 claims
- 0395US4260466AMethod of producing magnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1977·Granted Apr 7, 1981·46 cites·19 claims
- 0494US4442159AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1982·Granted Apr 10, 1984·46 cites·8 claims
- 0590US4414270AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1982·Granted Nov 8, 1983·33 cites·6 claims
- 0690US4200680AProcess for preparing magnetic iron oxide and magnetic iron oxide produced therebyFUJI PHOTO FILM CO LTD·Filed 1975·Granted Apr 29, 1980·56 cites·10 claims
- 0789US4486496AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1982·Granted Dec 4, 1984·34 cites·6 claims
- 0888US4310599AMagnetic recording elementFUJI PHOTO FILM CO LTD·Filed 1974·Granted Jan 12, 1982·25 cites·6 claims
- 0988US4076890AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1973·Granted Feb 28, 1978·46 cites·8 claims
- 1086US4002804AMagnetic recording materialFUJI PHOTO FILM CO LTD·Filed 1975·Granted Jan 11, 1977·28 cites·13 claims
- 1185US4588656AMethod of preparing a magnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1982·Granted May 13, 1986·25 cites·14 claims
- 1285US4407853AProcess for producing a magnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1982·Granted Oct 4, 1983·26 cites·3 claims
- 1385US4368237AProcess for producing magnetic recording deviceFUJI PHOTO FILM CO LTD·Filed 1979·Granted Jan 11, 1983·42 cites·20 claims
- 1484US4450199AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1981·Granted May 22, 1984·24 cites·8 claims
- 1583US4015030AProcess for stabilization of ferromagnetic material and magnetic recording memberFUJI PHOTO FILM CO LTD·Filed 1975·Granted Mar 29, 1977·21 cites·9 claims
- 1683US3966510AFerromagnetic powder for magnetic recording medium and method for preparation thereofFUJI PHOTO FILM CO LTD·Filed 1974·Granted Jun 29, 1976·28 cites·19 claims
- 1782US4343831AProcess for producing magnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1981·Granted Aug 10, 1982·22 cites·9 claims
- 1880US4267207AProcess for producing cobalt-containing ferromagnetic iron oxide powderFUJI PHOTO FILM CO LTD·Filed 1979·Granted May 12, 1981·22 cites·20 claims
- 1980US4117190AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1974·Granted Sep 26, 1978·17 cites·21 claims
- 2079US4439795AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1981·Granted Mar 27, 1984·29 cites·3 claims
- 2179US4403002AVacuum evaporating apparatusFUJI PHOTO FILM CO LTD·Filed 1982·Granted Sep 6, 1983·17 cites·9 claims
- 2278US4547393AMethod for preparing a magnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1984·Granted Oct 15, 1985·20 cites·23 claims
- 2377US4636898AMultichannel magnetic headFUJI PHOTO FILM CO LTD·Filed 1985·Granted Jan 13, 1987·20 cites·9 claims
- 2476US4414271AMagnetic recording medium and method of preparation thereofFUJI PHOTO FILM CO LTD·Filed 1982·Granted Nov 8, 1983·17 cites·21 claims
- 2574US5348811ARecording medium and method of performing recording/producing on the recording mediumFUJI PHOTO FILM CO LTD·Filed 1989·Granted Sep 20, 1994·33 cites·13 claims
- 2674US4391851AProcess for producing a magnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1982·Granted Jul 5, 1983·16 cites·21 claims
- 2772US4476177AMagnetic tape having a leader tapeFUJI PHOTO FILM CO LTD·Filed 1981·Granted Oct 9, 1984·15 cites·8 claims
- 2872US4091158AMagnetic recording membersFUJI PHOTO FILM CO LTD·Filed 1976·Granted May 23, 1978·21 cites·7 claims
- 2971US4135032AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1977·Granted Jan 16, 1979·14 cites·10 claims
- 3070US4451501AMethod of making a magnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1982·Granted May 29, 1984·18 cites·4 claims
- 3168US4442171AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1982·Granted Apr 10, 1984·13 cites·6 claims
- 3267US4009111AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1975·Granted Feb 22, 1977·13 cites·6 claims
- 3365US4678682AProcess for producing magnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1983·Granted Jul 7, 1987·12 cites·3 claims
- 3465US4242783ACalender roll for use in super calender for magnetic tapesFUJI PHOTO FILM CO LTD·Filed 1978·Granted Jan 6, 1981·16 cites·8 claims
- 3564US3943012AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1974·Granted Mar 9, 1976·10 cites·5 claims
- 3662US4748592ARecording and reproducing method by a change in composition on a solid surfaceFUJI PHOTO FILM CO LTD·Filed 1986·Granted May 31, 1988·12 cites·14 claims
- 3762US4520069AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1982·Granted May 28, 1985·10 cites·7 claims
- 3862US4439796AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1981·Granted Mar 27, 1984·10 cites·5 claims
- 3962US4388360AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1982·Granted Jun 14, 1983·10 cites·10 claims
- 4061US4513054AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1984·Granted Apr 23, 1985·10 cites·15 claims
- 4161US4388368AMagnetic recording mediaFUJI PHOTO FILM CO LTD·Filed 1981·Granted Jun 14, 1983·17 cites·8 claims
- 4261US4068040AMagnetic recording membersFUJI PHOTO FILM CO LTD·Filed 1975·Granted Jan 10, 1978·14 cites·5 claims
- 4359US4666773AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1984·Granted May 19, 1987·14 cites·9 claims
- 4459US4409281AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1981·Granted Oct 11, 1983·14 cites·4 claims
- 4558US4273797AMethod of detecting pinholes in a magnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1979·Granted Jun 16, 1981·8 cites·6 claims
- 4657US4397911ACleaning tapeFUJI PHOTO FILM CO LTD·Filed 1981·Granted Aug 9, 1983·13 cites·10 claims
- 4756US4490762ACleaning tapeFUJI PHOTO FILM CO LTD·Filed 1983·Granted Dec 25, 1984·8 cites·5 claims
- 4856US4071654AMagnetic recording memberFUJI PHOTO FILM CO LTD·Filed 1975·Granted Jan 31, 1978·12 cites·5 claims
- 4956US4059463AProcess for producing ferromagnetic powderFUJI PHOTO FILM CO LTD·Filed 1976·Granted Nov 22, 1977·13 cites·18 claims
- 5055US4501225AApparatus for making a magnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1984·Granted Feb 26, 1985·10 cites·7 claims
Showing the top 50 of 62 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →