Inventor
SAWAMURA ICHIRO
JP28 patents
⚠️ This page may combine multiple inventors who share the name “SAWAMURA ICHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
9 patentsUS5432534AJul 11, 1995
Reversible thermosensitive coloring composition, recording medium, recording method, and image display apparatus using the recording medium
RICOH KK65 citations96
US5296439AMar 22, 1994
Reversible thermosensitive coloring recording medium, recording method, and image display apparatus using the recording medium
RICOH KK43 citations96
US5521138AMay 28, 1996
Reversible thermosensitive coloring composition, and recording medium using the same
RICOH KK29 citations92
US5403810AApr 4, 1995
Reversible thermosensitive coloring composition and reversible thermosensitive recording medium using the same
RICOH KK26 citations92
US5712221AJan 27, 1998
Thermal recording medium
RICOH KK10 citations74
US5395433AMar 7, 1995
Reversible thermosensitive coloring composition, recording medium, recording method, and image display apparatus using the recording medium
RICOH KK12 citations74
US5866508AFeb 2, 1999
Thermosensitive recording material
RICOH KK12 citations73
US6656879B2Dec 2, 2003
Method of reversible selective manifestation of different states of functional element
RICOH KK2 citations63
USRE38496EApr 13, 2004
Thermosensitive recording material
RICOH KK6 citations62
OLYMPUS OPTICAL CO
7 patentsUS4284897AAug 18, 1981
Fluorescence determining microscope utilizing laser light
OLYMPUS OPTICAL CO117 citations95
US4232970ANov 11, 1980
Apparatus for automatic diagnosis of cells
OLYMPUS OPTICAL CO31 citations92
US4090921AMay 23, 1978
Automatic cultivating apparatus
OLYMPUS OPTICAL CO56 citations91
US4212516AJul 15, 1980
Scanner with multiple optical fibres
OLYMPUS OPTICAL CO23 citations82
US4154652AMay 15, 1979
Method for automatically and successively cultivating tissues or cells of a body
OLYMPUS OPTICAL CO29 citations81
US4269517AMay 26, 1981
Microscope for quantitative determination of substance in specimen
OLYMPUS OPTICAL CO3 citations61
US4012146AMar 15, 1977
Two wave length, scanning and integration type method of microspectrophotometrically measuring the light absorbancy of a specimen and microspectrophotometer for automatically carrying out the method of measurement
OLYMPUS OPTICAL CO3 citations58
RICOH CO LTD
5 patentsUS7985711B2Jul 26, 2011
Thermosensitive recording material and recording method using the same
RICOH CO LTD31 citations92
US10556446B2Feb 11, 2020
Image recording device and image recording method
RICOH CO LTD1 citations61
US10960682B2Mar 30, 2021
Image recording apparatus and image recording method
RICOH CO LTD0 citations50
US10792932B2Oct 6, 2020
Image recording apparatus and image recording method
RICOH CO LTD0 citations40
US10589543B2Mar 17, 2020
Image recording apparatus and image recording method
RICOH CO LTD0 citations40