Inventor
SAITO MASATOSHI
JP66 patents
⚠️ This page may combine multiple inventors who share the name “SAITO MASATOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IDEMITSU KOSAN CO
12 patentsUS9502667B2Nov 22, 2016
Organic electroluminescence
IDEMITSU KOSAN CO13 citations84
US8022401B2Sep 20, 2011
Organic thin film transistor and organic thin film light-emitting transistor
IDEMITSU KOSAN CO9 citations84
US11489121B1Nov 1, 2022
Organic electroluminescent device configured to emit light with high luminous efficiency
IDEMITSU KOSAN CO2 citations73
US10547009B2Jan 28, 2020
Organic electroluminescent element, electronic device and compound
IDEMITSU KOSAN CO5 citations73
US11271164B2Mar 8, 2022
Compound, composition, organic electroluminescent element and electronic device
IDEMITSU KOSAN CO2 citations62
US12312317B2May 27, 2025
Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic device
IDEMITSU KOSAN CO0 citations61
US10689385B2Jun 23, 2020
Benzimidazolo[1,2-A]benzimidazole carrying aryl- or arylnitril groups for organic light emitting diodes
IDEMITSU KOSAN CO1 citations61
US11903308B2Feb 13, 2024
Compound, material for organic electroluminescent element, organic electroluminescent element, and electronic device
IDEMITSU KOSAN CO0 citations52
US11456425B2Sep 27, 2022
Organic electroluminescent element, and electronic apparatus
IDEMITSU KOSAN CO0 citations52
US10968229B2Apr 6, 2021
Seven-membered ring compounds
IDEMITSU KOSAN CO0 citations52
US11618722B2Apr 4, 2023
Compound, composition, organic electroluminescent element, and electronic appliance
IDEMITSU KOSAN CO0 citations51
US11424414B2Aug 23, 2022
Organic electroluminescent element, electronic device, and compound
IDEMITSU KOSAN CO0 citations51
RICOH KK
8 patentsUS5642550AJul 1, 1997
Apparatus for removing image forming substance from image holding member
RICOH KK29 citations92
US5534063AJul 9, 1996
Apparatus for removing image forming substance from sheet and sheet processing apparatus
RICOH KK33 citations92
US5735009AApr 7, 1998
Device for removing a substance deposited on a sheet
RICOH KK13 citations81
US6189173B1Feb 20, 2001
Device for removing a substance deposited on a sheet
RICOH KK8 citations73
US6156127ADec 5, 2000
Method and apparatus for removing image forming substance from image holding member
RICOH KK8 citations73
US5896612AApr 27, 1999
Method and apparatus for removing image forming substance from image holding member
RICOH KK8 citations73
US5855734AJan 5, 1999
Device for removing a substance deposited on a sheet
RICOH KK5 citations73
US6143091ANov 7, 2000
Method for removing a substance deposited on a sheet
RICOH KK1 citations62
NAKANO YUKI
4 patentsUS8217389B2Jul 10, 2012
Organic thin film transistor device and organic thin film light-emitting transistor
NAKANO YUKI53 citations94
US8963128B2Feb 24, 2015
Compound for organic thin film transistor and organic thin film transistor using the same
NAKANO YUKI2 citations63
US8575599B2Nov 5, 2013
Compound for organic thin film transistor and organic thin film transistor using the same
NAKANO YUKI2 citations63
US8785915B2Jul 22, 2014
Compound for organic thin film transistor and organic thin film transistor using the same
NAKANO YUKI2 citations52
SAITO MASATOSHI
4 patentsUS8513654B2Aug 20, 2013
Compound for organic thin-film transistor and organic thin-film transistor using the compound
SAITO MASATOSHI4 citations62
US8330147B2Dec 11, 2012
Organic thin film transistor and organic thin film light emitting transistor having organic semiconductor compound with divalent aromatic hydrocarbon group and divalent aromatic heterocyclic group
SAITO MASATOSHI2 citations62
US8203139B2Jun 19, 2012
Organic thin film transistor and organic thin film light-emitting transistor using an organic semiconductor layer having an aromatic hydrocarbon group or an aromatic heterocyclic group in the center thereof
SAITO MASATOSHI3 citations62
US8419646B2Apr 16, 2013
Blood pressure estimation apparatus and blood pressure estimation method
SAITO MASATOSHI3 citations55
NIPPON TELEGRAPH & TELEPHONE
4 patentsUS11797291B2Oct 24, 2023
Software update management device and software update management method
NIPPON TELEGRAPH & TELEPHONE0 citations51
US11528204B2Dec 13, 2022
Monitoring device, network fault monitoring system, and monitoring method
NIPPON TELEGRAPH & TELEPHONE0 citations51
US11340976B2May 24, 2022
Log information collecting device and log information collecting method
NIPPON TELEGRAPH & TELEPHONE0 citations51
US11212174B2Dec 28, 2021
Network management device and network management method
NIPPON TELEGRAPH & TELEPHONE0 citations51
HARADA IND CO LTD
3 patentsHONDA MOTOR CO LTD
3 patentsSUMITOMO CHEMICAL CO
2 patentsTOPPAN PRINTING CO LTD
2 patentsTOPPAN INC
2 patentsSONY CORP
1 patentKAKEN PHARMA CO LTD
1 patentNAKAMURA HIROAKI
1 patentSONY ERICSSON MOBILE COMM JP
1 patentSUNAGAWA MISA
1 patentKAWANO YU
1 patentShowing the top 50 of 66 patents by PatentIndex Score.