Inventor
ARAI YOSHIHIRO
JP60 patents
⚠️ This page may combine multiple inventors who share the name “ARAI YOSHIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJI PHOTO FILM CO LTD
23 patentsUS4565734AJan 21, 1986
Magnetic recording medium
FUJI PHOTO FILM CO LTD52 citations96
US4543275ASep 24, 1985
Method of forming thin vapor deposited film of organic material
FUJI PHOTO FILM CO LTD105 citations96
US4419404ADec 6, 1983
Magnetic recording media and process of producing them
FUJI PHOTO FILM CO LTD57 citations96
US4557944ADec 10, 1985
Process of manufacturing a magnetic recording medium
FUJI PHOTO FILM CO LTD18 citations82
US4521482AJun 4, 1985
Magnetic recording medium
FUJI PHOTO FILM CO LTD20 citations82
US4495242AJan 22, 1985
Magnetic recording medium
FUJI PHOTO FILM CO LTD25 citations82
US4367257AJan 4, 1983
Thin magnetic recording medium
FUJI PHOTO FILM CO LTD24 citations82
US4988535AJan 29, 1991
Magnetic recording medium
FUJI PHOTO FILM CO LTD7 citations74
US4700198AOct 13, 1987
Process for recording information by irradiation of, an deposition on, a substrate
FUJI PHOTO FILM CO LTD7 citations74
US4673610AJun 16, 1987
Magnetic recording medium having iron nitride recording layer
FUJI PHOTO FILM CO LTD9 citations74
US4652460AMar 24, 1987
Process for preparing magnetic recording medium
FUJI PHOTO FILM CO LTD9 citations74
US4643915AFeb 17, 1987
Process for producing magnetic recording medium
FUJI PHOTO FILM CO LTD9 citations74
US4639815AJan 27, 1987
Magnetic recording medium with chromiumiron protective layer
FUJI PHOTO FILM CO LTD7 citations74
US4622271ANov 11, 1986
Magnetic recording medium
FUJI PHOTO FILM CO LTD10 citations74
US4609962ASep 2, 1986
Magnetic recording medium having improved weather resistance
FUJI PHOTO FILM CO LTD7 citations74
US4601912AJul 22, 1986
Method of preparing a magnetic recording medium
FUJI PHOTO FILM CO LTD10 citations74
US4551778ANov 5, 1985
Magnetic recording media and process of producing them
FUJI PHOTO FILM CO LTD11 citations74
US4351010ASep 21, 1982
Magnetic recording medium having a vertical axis of easy magnetization
FUJI PHOTO FILM CO LTD14 citations74
US4626315ADec 2, 1986
Process of forming ultrafine pattern
FUJI PHOTO FILM CO LTD12 citations73
US4724156AFeb 9, 1988
Method of manufacturing magnetic recording medium
FUJI PHOTO FILM CO LTD2 citations63
US4652483AMar 24, 1987
Magnetic recording medium
FUJI PHOTO FILM CO LTD2 citations63
US4476000AOct 9, 1984
Method of making a magnetic film target for sputtering
FUJI PHOTO FILM CO LTD6 citations63
US4358806ANov 9, 1982
Magnetic recording and reproducing method and magnetic recording medium therefor
FUJI PHOTO FILM CO LTD4 citations63
UNITIKA LTD
8 patentsUS4374961AFeb 22, 1983
Method for manufacturing heat-stable polyesters using phosphonic acid compounds with cyclic carbonates and catalyst
UNITIKA LTD24 citations78
US4594388AJun 10, 1986
Method of manufacturing shaped articles with excellent heat resistance and adhesiveness to rubber from a composition comprising polyester and epoxidized polybutadiene and adhering said articles to rubber
UNITIKA LTD14 citations74
US4543396ASep 24, 1985
Method of making heat-resistant polyester with phenylene-bis-oxazoline
UNITIKA LTD11 citations74
US4459392AJul 10, 1984
Method of making and polymer of heat resistant polyester using diglycidilhydantoins, diglycidiluracils, diglycidilbarbituric and isocyanuric acids
UNITIKA LTD9 citations74
US4529779AJul 16, 1985
Method of making heat-resistant polyester with a glycidylisocyanuric acid compound
UNITIKA LTD9 citations69
US4520175AMay 28, 1985
Method of making heat-resistant polyester by reacting with a N,N,diglycidyl-acidamide
UNITIKA LTD4 citations63
US4459391AJul 10, 1984
Method of making and a polymer of heat resistant polyester using diglycidil substituted diimides
UNITIKA LTD3 citations63
US4459390AJul 10, 1984
Method of making and polymer of heat resistant polyester using diglycidilarylimidazolones, and diglycidilalkyl ureas
UNITIKA LTD5 citations63
MITUTOYO MFG CO LTD
3 patentsHITACHI DISPLAYS LTD
3 patentsRICOH KK
2 patentsJEOL LTD
2 patentsTOYODA MACHINE WORKS LTD
2 patentsJTEKT CORP
2 patentsTSUCHIYA AKI
2 patentsMORI RYOICHI
1 patentRICOH PRINTING SYS LTD
1 patentHONDA MOTOR CO LTD
1 patentShowing the top 50 of 60 patents by PatentIndex Score.