Inventor
KODAMA YUTAKA
42 patents
⚠️ This page may combine multiple inventors who share the name “KODAMA YUTAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
20 patentsUS4293865AOct 6, 1981
Ink-jet recording apparatus
RICOH KK102 citations96
US4228440AOct 14, 1980
Ink jet printing apparatus
RICOH KK59 citations96
US4178595ADec 11, 1979
Ink jet printing apparatus with ink replenishing
RICOH KK75 citations96
US4866482ASep 12, 1989
Image forming device for electrostatic recording apparatus having a slidable replacement holding case
RICOH KK77 citations95
US4231047AOct 28, 1980
Ink-jet printing method and device therefor
RICOH KK36 citations93
USRE37157EMay 1, 2001
Printer with face-down delivery of collated printed sheets at the top, and a manually removable PC/developer cartridge
RICOH KK35 citations92
US4887133ADec 12, 1989
Printer
RICOH KK31 citations92
US4780745AOct 25, 1988
Both side recording apparatus
RICOH KK28 citations92
US4763891AAug 16, 1988
Sheet feed device for electronic copier, printer, etc.
RICOH KK31 citations92
US4635920AJan 13, 1987
Selective sheet loading apparatus
RICOH KK33 citations92
US4853735AAug 1, 1989
Ozone removing device
RICOH KK40 citations91
US4364060ADec 14, 1982
Nozzle position deviation compensation arrangement for ink jet printing device
RICOH KK26 citations82
US4356499AOct 26, 1982
Ink-jet recording device
RICOH KK27 citations82
US4393385AJul 12, 1983
Controllable ink drop velocity type ink-jet printer
RICOH KK9 citations74
US4365255ADec 21, 1982
Ink jet printer
RICOH KK10 citations74
US4313123AJan 26, 1982
Controllable ink drop velocity type ink-jet printer
RICOH KK13 citations74
US4288797ASep 8, 1981
Variable-charge type ink-jet printer
RICOH KK14 citations74
US4217595AAug 12, 1980
Charging phase control device for ink jet recording device
RICOH KK19 citations74
US5054762AOct 8, 1991
Removable unit for an image forming apparatus adapted to receive sheet cassettes and guide paper sheets therefrom
RICOH KK2 citations63
US4381513AApr 26, 1983
Deflection plates for electrostatic ink-jet printer
RICOH KK5 citations63
TOYAMA CHEMICAL CO LTD
16 patentsUS4087424AMay 2, 1978
Novel penicillins and cephalosporins and process for producing the same
TOYAMA CHEMICAL CO LTD56 citations95
US4372949AFeb 8, 1983
Treatment of cancer with carcinostatic and immunostimulating agent containing lysophospholipid and phospholipid
TOYAMA CHEMICAL CO LTD160 citations93
US4410522AOct 18, 1983
Cephalosporins
TOYAMA CHEMICAL CO LTD28 citations92
US4379152AApr 5, 1983
Cephalosporins
TOYAMA CHEMICAL CO LTD30 citations92
US4112090ASep 5, 1978
Novel penicillins and cephalosporins and process for producing the same
TOYAMA CHEMICAL CO LTD44 citations92
US4110327AAug 29, 1978
2,3 Diketo-piperazinocarbonylamino alkanoic acids and derivatives
TOYAMA CHEMICAL CO LTD43 citations92
US4327097AApr 27, 1982
Novel penicillins
TOYAMA CHEMICAL CO LTD28 citations81
US4219554AAug 26, 1980
Novel penicillins and cephalosporins and process for producing same
TOYAMA CHEMICAL CO LTD28 citations81
US4263292AApr 21, 1981
7α-methoxycephalosporins and pharmaceutical composition comprising the same
TOYAMA CHEMICAL CO LTD10 citations73
US3981865ASep 21, 1976
Bis-type penicillins and process for producing the same
TOYAMA CHEMICAL CO LTD9 citations71
US4472386ASep 18, 1984
5-Fluoro-(β-uridine or 2'-deoxy-β-uridine) derivatives, a process for producing the same and a carcinostatic agent containing the same
TOYAMA CHEMICAL CO LTD11 citations69
US4395412AJul 26, 1983
7α-Methoxycephalosporins
TOYAMA CHEMICAL CO LTD4 citations62
US4129730ADec 12, 1978
7α-Methoxy-cephalosporins
TOYAMA CHEMICAL CO LTD5 citations62
US4200744AApr 29, 1980
Substituted 7α-methoxy-7β[(2,3-dioxo-1-piperazinyl)carbonylaminophenylacetamido]cephalosporins
TOYAMA CHEMICAL CO LTD4 citations60
US3972882AAug 3, 1976
Sym.-triazine carbamates
TOYAMA CHEMICAL CO LTD3 citations60
US4321265AMar 23, 1982
7α-Methoxycephalosporins
TOYAMA CHEMICAL CO LTD1 citations51