Inventor
IMAI AKIHIRO
JP70 patents
⚠️ This page may combine multiple inventors who share the name “IMAI AKIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
30 patentsUS4431507AFeb 14, 1984
Enzyme electrode
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD406 citations99
US4985399AJan 15, 1991
Thermal dye transfer printing systems, thermal printing sheets, and dye receiving sheets
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD77 citations96
US6335307B1Jan 1, 2002
Medium for thermal transfer recording, and method of thermal transfer recording
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD25 citations93
US5448282ASep 5, 1995
Thermal transfer printing method and apparatus and intermediate sheet
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD32 citations93
US5759954AJun 2, 1998
Transfer member and thermal transfer printing method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD40 citations92
US4902669AFeb 20, 1990
Thermal dye transfer printing systems, thermal printing sheets, and dye receiving sheets
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD24 citations92
US5571766ANov 5, 1996
Thermal dye transfer printing method and intermediate media therefor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations82
US5444037AAug 22, 1995
Thermal dye transfer printing method and intermediate media therefor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD19 citations82
US5118657AJun 2, 1992
Dye transfer type thermal printing sheets
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD21 citations82
US5999205ADec 7, 1999
Transfer member and thermal transfer printing method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations74
US5841462ANov 24, 1998
Thermal transfer printing method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15 citations74
US5447902ASep 5, 1995
Thermal transfer printing method and color ink film therefor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations74
US5438348AAug 1, 1995
Thermal transfer printing method and intermediate sheets therefor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations74
US5398051AMar 14, 1995
Transfer member thermal transfer recording method using an intermediate
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15 citations74
US5334574AAug 2, 1994
Method for thermal dye transfer printing, dye transfer sheets and method for making same, dye receiving sheets and a thermal printing system
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations74
US5332459AJul 26, 1994
Thermal transfer printing method using intermediate sheets
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations74
US5284814AFeb 8, 1994
Thermal transfer printing method and printing media employed therefor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations74
US5281976AJan 25, 1994
Thermal transfer printing method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations74
US5063198ANov 5, 1991
Dye transfer type thermal printing sheets
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations74
US4839337AJun 13, 1989
Dye-receiving sheets for thermal dye transfer printing comprising a composite film substrate
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations74
US4777159AOct 11, 1988
Dye transfer type thermal printing sheets and method for printing
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD16 citations74
US4775658AOct 4, 1988
Dye-receiving sheets for thermal transfer printing comprising a dye-receiving layer containing silane-coupled network structures
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations74
US4985396AJan 15, 1991
Dye transfer type thermal printing sheets
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations73
US4684561AAug 4, 1987
Color sheets for thermal transfer printing
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations73
US4309482AJan 5, 1982
Magnetic recording medium
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations72
US5694160ADec 2, 1997
Thermal transfer printing method and printing media employed therefor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations63
US5656570AAug 12, 1997
Thermal transfer printing method and image-forming layer transfer medium
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations63
USRE35349EOct 8, 1996
Resistive sheet transfer printing and electrode heads
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations63
US5545605AAug 13, 1996
Thermal transfer printing method and image-forming layer transfer medium
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations63
US5342818AAug 30, 1994
Thermal dye transfer printing method, intermediate media and transfer media therefor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations63
RICOH KK
12 patentsUS6069224AMay 30, 2000
Electrophotographic photoconductor and aromatic polycarbonate resin for use therein
RICOH KK54 citations96
US6027846AFeb 22, 2000
Electrophotographic photoconductor and aromatic polycarbonate resin for use therein
RICOH KK49 citations96
US5910561AJun 8, 1999
Electrophotographic photoconductor and aromatic polycarbonate resin for use therein
RICOH KK60 citations96
US5846680ADec 8, 1998
Electrophotographic photoconductor and aromatic polycarbonate resin for use therein
RICOH KK70 citations96
US5840454ANov 24, 1998
Aromatic polycarbonate and electrophotographic photosensitive medium using same
RICOH KK62 citations96
US5789128AAug 4, 1998
Electrophotographic photoconductor and aromatic polycarbonate resin for use therein
RICOH KK73 citations96
US5747204AMay 5, 1998
Electrophotographic photoconductor and aromatic polycarbonate resin for use in the same
RICOH KK56 citations96
US5723243AMar 3, 1998
Electrophotographic photoconductor and aromatic polycarbonate resin for use therein
RICOH KK57 citations96
US5830980ANov 3, 1998
Electrophotographic photoconductor, aromatic polycarbonate resin for use in the same, and method of producing the aromatic polycarbonate resin
RICOH KK28 citations93
US5604065AFeb 18, 1997
Electrophotographic photoconductor and triphenylamine compound for use therein
RICOH KK21 citations93
US6018014AJan 25, 2000
Aromatic polycarbonate and electrophotographic photosensitive medium using same
RICOH KK41 citations92
US5672756ASep 30, 1997
Triphenylamine compound for use in electrophotographic photoconductors
RICOH KK16 citations82
NICHIAS CORP
2 patentsHODOGAYA CHEMICAL CO LTD
1 patentMITSUI TAKEDA CHEMICALS INC
1 patentMITSUI CHEMICALS INC
1 patentKAWANO TAKASHI
1 patentMITSUI TAKADA CHEMICALS INC
1 patentIMAI AKIHIRO
1 patentShowing the top 50 of 70 patents by PatentIndex Score.