Inventor · disambiguated record
Tatsuji Kitamoto
Also filed as: KITAMOTO TATSUJI · KOMINE SHIGEO · SHIMIZU MAHITO · TADOKORO EIICHI
76 granted patents·1,348 citations·filing 1974–1993
99Inventor score
Files withFUJI PHOTO FILM CO LTD76
Top patents by PatentIndex Score
76 records- 0197US5344730AMethod of recording information on a photographic filmFUJI PHOTO FILM CO LTD·Filed 1993·Granted Sep 6, 1994·45 cites·21 claims
- 0295US4260466AMethod of producing magnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1977·Granted Apr 7, 1981·46 cites·19 claims
- 0394US4442159AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1982·Granted Apr 10, 1984·46 cites·8 claims
- 0494US3993824ARecording member comprising a substrate with a magnetic lager on one surface and a lubricating lager on the opposed surfaceFUJI PHOTO FILM CO LTD·Filed 1975·Granted Nov 23, 1976·44 cites·10 claims
- 0593US4582746AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1984·Granted Apr 15, 1986·41 cites·5 claims
- 0691US4251843ADisc jacket for retaining magnetic recording discFUJI PHOTO FILM CO LTD·Filed 1979·Granted Feb 17, 1981·33 cites·3 claims
- 0791US4106067AMagnetic head cleaning jacketFUJI PHOTO FILM CO LTD·Filed 1976·Granted Aug 8, 1978·35 cites·5 claims
- 0891US4087582AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1974·Granted May 2, 1978·30 cites·6 claims
- 0990US4414270AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1982·Granted Nov 8, 1983·33 cites·6 claims
- 1090US4200680AProcess 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
- 1189US4486496AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1982·Granted Dec 4, 1984·34 cites·6 claims
- 1288US4072781AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1975·Granted Feb 7, 1978·39 cites·7 claims
- 1387US4333985AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1981·Granted Jun 8, 1982·28 cites·3 claims
- 1487US3973920AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1975·Granted Aug 10, 1976·26 cites·8 claims
- 1585US4588656AMethod of preparing a magnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1982·Granted May 13, 1986·25 cites·14 claims
- 1685US4368237AProcess for producing magnetic recording deviceFUJI PHOTO FILM CO LTD·Filed 1979·Granted Jan 11, 1983·42 cites·20 claims
- 1783US4125474AProcess for producing ferrogmagnetic iron oxide powder comprising a pre-treatment with a reducing agentFUJI PHOTO FILM CO LTD·Filed 1976·Granted Nov 14, 1978·23 cites·14 claims
- 1883US4015030AProcess for stabilization of ferromagnetic material and magnetic recording memberFUJI PHOTO FILM CO LTD·Filed 1975·Granted Mar 29, 1977·21 cites·9 claims
- 1982US4183976AProcess of producing a magnetic recording elementFUJI PHOTO FILM CO LTD·Filed 1978·Granted Jan 15, 1980·21 cites·7 claims
- 2080US4267207AProcess for producing cobalt-containing ferromagnetic iron oxide powderFUJI PHOTO FILM CO LTD·Filed 1979·Granted May 12, 1981·22 cites·20 claims
- 2180US4128691AProcess for the production of a magnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1976·Granted Dec 5, 1978·21 cites·8 claims
- 2280US4089993AMethod of forming a metallic thin film by electroless plating on a vinylidene chloride undercoatFUJI PHOTO FILM CO LTD·Filed 1976·Granted May 16, 1978·26 cites·12 claims
- 2380US3987900AJacket for magnetic disc memoryFUJI PHOTO FILM CO LTD·Filed 1975·Granted Oct 26, 1976·19 cites·4 claims
- 2479US4439795AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1981·Granted Mar 27, 1984·29 cites·3 claims
- 2579US4141763AProcess for production of ferromagnetic powder and apparatus thereforFUJI PHOTO FILM CO LTD·Filed 1977·Granted Feb 27, 1979·21 cites·5 claims
- 2679US4066564AProcess for producing cobalt- and iron-containing ferromagnetic powder by heat-treatment in the presence of an oxidizing agentFUJI PHOTO FILM CO LTD·Filed 1976·Granted Jan 3, 1978·20 cites·21 claims
- 2778US4547393AMethod for preparing a magnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1984·Granted Oct 15, 1985·20 cites·23 claims
- 2878US4108787AProcess for producing ferromagnetic iron oxideFUJI PHOTO FILM CO LTD·Filed 1975·Granted Aug 22, 1978·19 cites·3 claims
- 2977US4475946AFerromagnetic metal particles of iron alloyed with Ti, V, Cr, Mn, Co, Ni, Cu, Zn, Si, P, Mo, Sn, Sb and Ag coated with mono- or dialkoxysilanesFUJI PHOTO FILM CO LTD·Filed 1983·Granted Oct 9, 1984·25 cites·7 claims
- 3077US4250225AProcess for the production of a magnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1978·Granted Feb 10, 1981·26 cites·4 claims
- 3177US4153920ARecording method employing a magnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1977·Granted May 8, 1979·17 cites·11 claims
- 3276US4414271AMagnetic recording medium and method of preparation thereofFUJI PHOTO FILM CO LTD·Filed 1982·Granted Nov 8, 1983·17 cites·21 claims
- 3374US4069164AProcess for producing ferromagnetic powderFUJI PHOTO FILM CO LTD·Filed 1976·Granted Jan 17, 1978·16 cites·22 claims
- 3473US4333988AMagnetic recording mediaFUJI PHOTO FILM CO LTD·Filed 1979·Granted Jun 8, 1982·14 cites·24 claims
- 3573US4226681AProcess for the production of a magnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1978·Granted Oct 7, 1980·14 cites·8 claims
- 3672US4101948AMethod for cleaning flexible magnetic discsFUJI PHOTO FILM CO LTD·Filed 1976·Granted Jul 18, 1978·14 cites·16 claims
- 3771US4066565AProcess for producing cobalt- and iron-containing ferromagnetic powderFUJI PHOTO FILM CO LTD·Filed 1976·Granted Jan 3, 1978·14 cites·15 claims
- 3870US4241368AMagnetic sheet recorder with a magnetic sheet surface treating meansFUJI PHOTO FILM CO LTD·Filed 1979·Granted Dec 23, 1980·13 cites·13 claims
- 3969US4477489AMethod of making magnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1982·Granted Oct 16, 1984·14 cites·3 claims
- 4065US4678682AProcess for producing magnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1983·Granted Jul 7, 1987·12 cites·3 claims
- 4163US4437882AFerromagnetic powder treated with an organic silane compoundFUJI PHOTO FILM CO LTD·Filed 1983·Granted Mar 20, 1984·15 cites·17 claims
- 4262US4520069AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1982·Granted May 28, 1985·10 cites·7 claims
- 4362US4439796AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1981·Granted Mar 27, 1984·10 cites·5 claims
- 4461US4513054AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1984·Granted Apr 23, 1985·10 cites·15 claims
- 4559US4666773AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1984·Granted May 19, 1987·14 cites·9 claims
- 4659US4487627AMethod for preparing ferromagnetic metal particlesFUJI PHOTO FILM CO LTD·Filed 1983·Granted Dec 11, 1984·13 cites·10 claims
- 4759US4448843AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1981·Granted May 15, 1984·9 cites·9 claims
- 4859US4409281AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1981·Granted Oct 11, 1983·14 cites·4 claims
- 4958US4410565AMethod of making a magnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1982·Granted Oct 18, 1983·10 cites·13 claims
- 5058US4286299AMagnetic head assembly for recording or reproducing vertically magnetized recordsFUJI PHOTO FILM CO LTD·Filed 1979·Granted Aug 25, 1981·8 cites·4 claims
Showing the top 50 of 76 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →