Inventor
OHTA WASABURO
JP36 patents
⚠️ This page may combine multiple inventors who share the name “OHTA WASABURO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
35 patentsUS4772885ASep 20, 1988
Liquid crystal color display device
RICOH KK260 citations98
US4678285AJul 7, 1987
Liquid crystal color display device
RICOH KK138 citations97
US4264185AApr 28, 1981
Two color electrostatographic apparatus
RICOH KK56 citations96
US4060441ANov 29, 1977
Method for forming a transparent protective coating on a photograph or the like
RICOH KK58 citations96
US5465475ANov 14, 1995
Method of forming a thin film magnetic head
RICOH KK34 citations92
US5427668AJun 27, 1995
Thin film deposition system
RICOH KK20 citations92
US5250170AOct 5, 1993
Gas sensor having metal-oxide semiconductor layer
RICOH KK44 citations92
US5133849AJul 28, 1992
Thin film forming apparatus
RICOH KK23 citations92
US5112466AMay 12, 1992
Apparatus for forming a thin film
RICOH KK30 citations92
US5058527AOct 22, 1991
Thin film forming apparatus
RICOH KK32 citations92
US5019885AMay 28, 1991
Gas detecting device
RICOH KK43 citations92
US5012671AMay 7, 1991
Gas detecting device
RICOH KK31 citations92
US5003812AApr 2, 1991
Gas detecting device
RICOH KK25 citations92
US4984446AJan 15, 1991
Gas detecting device and gas detecting system using the same
RICOH KK43 citations92
US4982696AJan 8, 1991
Apparatus for forming thin film
RICOH KK34 citations92
US4967589ANov 6, 1990
Gas detecting device
RICOH KK25 citations92
US4793691ADec 27, 1988
Liquid crystal color display device
RICOH KK53 citations92
US5251202AOct 5, 1993
Optical information recording medium having multi-layered structures for preventing undesired reflection and electric charging
RICOH KK31 citations89
US5368908ANov 29, 1994
Optical information recording medium
RICOH KK24 citations88
US4268157AMay 19, 1981
Toner image transfer method and apparatus for electrostatic photography
RICOH KK28 citations82
US4818074AApr 4, 1989
Projection device for irradiating a light to a display device and optically magnifying and projecting a reflection light therefrom
RICOH KK19 citations81
US4876984AOct 31, 1989
Apparatus for forming a thin film
RICOH KK21 citations80
US4084899AApr 18, 1978
Electrostatic copying machine
RICOH KK7 citations74
US5147523ASep 15, 1992
Thin film gas sensor
RICOH KK15 citations73
US5114559AMay 19, 1992
Thin film deposition system
RICOH KK12 citations73
US4960072AOct 2, 1990
Apparatus for forming a thin film
RICOH KK13 citations73
US4947688AAug 14, 1990
Flow velocity sensor
RICOH KK12 citations73
US4242434ADec 30, 1980
Toner composition for multiple copy electrostatic photography
RICOH KK17 citations72
US4118710AOct 3, 1978
Electrostatic printing apparatus comprising improved printing electrode head
RICOH KK8 citations72
US4172722AOct 30, 1979
Electrostatic copying method for forming multiple copies
RICOH KK8 citations70
US4854265AAug 8, 1989
Thin film forming apparatus
RICOH KK12 citations69
US4459598AJul 10, 1984
Image recording method
RICOH KK3 citations63
US4966095AOct 30, 1990
Apparatus for forming a thin film
RICOH KK5 citations62
US4015984AApr 5, 1977
Inorganic photoconductor in glass binds with glass overcoat layer
RICOH KK5 citations62
US4489332ADec 18, 1984
Information recording method and apparatus
RICOH KK1 citations52