Inventor
TANAKA SHUJI
JP122 patents
⚠️ This page may combine multiple inventors who share the name “TANAKA SHUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UBE INDUSTRIES
16 patentsUS5292917AMar 8, 1994
Process for purifying dimethyl carbonate
UBE INDUSTRIES22 citations93
US5214185AMay 25, 1993
Continuous process for preparing dimethyl carbonate
UBE INDUSTRIES33 citations92
US5162563ANov 10, 1992
Process for preparing a diester of carboxylic acid
UBE INDUSTRIES26 citations92
US5869729AFeb 9, 1999
Method of producing an ester compound
UBE INDUSTRIES17 citations83
US6191302B1Feb 20, 2001
Process for producing alkyl nitrite
UBE INDUSTRIES8 citations74
US5834615ANov 10, 1998
Process for producing diaryl carbonate
UBE INDUSTRIES10 citations74
US5534648AJul 9, 1996
Process for continuously producing dimethyl carbonate
UBE INDUSTRIES10 citations74
US5514829AMay 7, 1996
Process for continuously producing dimethyl carbonate
UBE INDUSTRIES11 citations74
US5463109AOct 31, 1995
Process for preparing carbamates
UBE INDUSTRIES11 citations74
US6018072AJan 25, 2000
Process for producing a diaryl oxalate
UBE INDUSTRIES6 citations73
US5731453AMar 24, 1998
Process for producing a diaryl carbonate
UBE INDUSTRIES6 citations73
US7714160B2May 11, 2010
Process for producing alkyl nitrite
UBE INDUSTRIES6 citations72
US5922827AJul 13, 1999
Process for producing a polycarbonate
UBE INDUSTRIES7 citations72
US5892091AApr 6, 1999
Catalyst for decarbonylation reaction
UBE INDUSTRIES7 citations72
US5811573ASep 22, 1998
Process for producing a diaryl carnonate
UBE INDUSTRIES9 citations72
US5648510AJul 15, 1997
Process for preparation of diaryl carbonate
UBE INDUSTRIES10 citations72
RICOH KK
7 patentsUS7463845B2Dec 9, 2008
Charging device having a first and second pressure with a cleaning member, and process cartridge and image forming apparatus including the charging device
RICOH KK20 citations93
US6005687ADec 21, 1999
Imaging apparatus having different motors for separating and reading documents
RICOH KK34 citations93
US7826786B2Nov 2, 2010
Image forming apparatus, lubricant applying device, transfer device, process cartridge, and toner
RICOH KK17 citations84
US7769321B2Aug 3, 2010
Functional unit locking apparatus and image forming apparatus including the functional unit locking apparatus
RICOH KK11 citations84
US7463852B2Dec 9, 2008
Image forming apparatus having a developer conveying system and associated methodology
RICOH KK12 citations84
US7542712B2Jun 2, 2009
Lubricant applicator, and image forming apparatus and process cartridge using the lubricant applicator, and method for assembling the process cartridge
RICOH KK15 citations83
US7505714B2Mar 17, 2009
Image forming device
RICOH KK8 citations83
SEIKO EPSON CORP
4 patentsUS7182201B2Feb 27, 2007
Wafer carrying apparatus and wafer carrying method
SEIKO EPSON CORP10 citations83
US7108121B2Sep 19, 2006
Intermediate product transferring apparatus and carrying system having the intermediate product transferring apparatus
SEIKO EPSON CORP13 citations83
US7051863B2May 30, 2006
Transferring apparatus, carrying apparatus, and transferring method
SEIKO EPSON CORP11 citations83
US7032739B2Apr 25, 2006
Intermediate product carrying apparatus, and intermediate product carrying method
SEIKO EPSON CORP8 citations72
MICRON TECHNOLOGY INC
3 patentsUS9916901B1Mar 13, 2018
Memory device including multiple gate-induced drain leakage current generator circuits
MICRON TECHNOLOGY INC27 citations94
US12400686B2Aug 26, 2025
Microelectronic devices, and related memory devices and electronic systems
MICRON TECHNOLOGY INC2 citations75
US11227869B1Jan 18, 2022
Memory array structures for capacitive sense NAND memory
MICRON TECHNOLOGY INC4 citations73
UNIV TOHOKU
3 patentsKAWASAKI STEEL CO
2 patentsMUROYAMA MASANORI
2 patentsSHINETSU CHEMICAL CO
2 patentsHONDA MOTOR CO LTD
1 patentXEROX CORP
1 patentNISSAN MOTOR
1 patentYAMAHA MOTOR CO LTD
1 patentSANYO ELECTRIC CO
1 patentFUJI XEROX CO LTD
1 patentTEIJIN LTD
1 patentNAGASHIMA HIROYUKI
1 patentTOYOTA MOTOR CO LTD
1 patentTANAKA SHUJI
1 patentNISSAN KOKI KK
1 patentShowing the top 50 of 122 patents by PatentIndex Score.