Inventor
TANIGUCHI HIROKI
JP67 patents
⚠️ This page may combine multiple inventors who share the name “TANIGUCHI HIROKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DAICEL CHEM
16 patentsUS5977347ANov 2, 1999
Cellulose acetate propionate
DAICEL CHEM118 citations97
US5758669AJun 2, 1998
Tobacco filters and production process thereof
DAICEL CHEM52 citations94
US7122660B1Oct 17, 2006
Cellulose acetate and dope containing the same
DAICEL CHEM46 citations93
US5947127ASep 7, 1999
Tobacco filters and method of producing the same
DAICEL CHEM70 citations93
US5914397AJun 22, 1999
Cellulose acetate excellent in physical strength, and process for production thereof
DAICEL CHEM29 citations92
US5856468AJan 5, 1999
Cellulose acetate propionate, solution thereof and cellulose acetate propionate film
DAICEL CHEM47 citations92
US6139785AOct 31, 2000
Cellulose ester composition
DAICEL CHEM40 citations91
US5962677AOct 5, 1999
Cellulose acetate with high moldability and process for production thereof
DAICEL CHEM17 citations90
US5706833AJan 13, 1998
Tobacco filters and method of producing the same
DAICEL CHEM22 citations90
US7148344B2Dec 12, 2006
Method for producing cellulose acetate film
DAICEL CHEM21 citations89
US5728462AMar 17, 1998
Cigarette filter material
DAICEL CHEM45 citations87
US5990304ANov 23, 1999
Cellulose acetate excellent in physical strength, and process for production thereof
DAICEL CHEM17 citations83
US5919920AJul 6, 1999
Cellulose acetate with high moldability and process for production thereof
DAICEL CHEM15 citations79
US4487926ADec 11, 1984
Fluorine-containing cellulose derivatives
DAICEL CHEM11 citations74
US6803458B2Oct 12, 2004
Cellulose acetates and process for producing the cellulose acetates
DAICEL CHEM11 citations71
US7942154B2May 17, 2011
Cigarette filter material and cigarette filter
DAICEL CHEM2 citations63
NIPPON TELEGRAPH & TELEPHONE
8 patentsUS11444694B2Sep 13, 2022
Optical transmission system
NIPPON TELEGRAPH & TELEPHONE2 citations73
US12362837B2Jul 15, 2025
Optical signal demodulator, control method and program
NIPPON TELEGRAPH & TELEPHONE0 citations52
US12231173B2Feb 18, 2025
Symbol determination device and tap selection method
NIPPON TELEGRAPH & TELEPHONE0 citations52
US12184337B2Dec 31, 2024
Optical transmission system, control apparatus, optical transmission method and program
NIPPON TELEGRAPH & TELEPHONE0 citations52
US11855699B2Dec 26, 2023
Optical transmission system, optical transmitting apparatus and optical receiving apparatus
NIPPON TELEGRAPH & TELEPHONE0 citations52
US11706065B2Jul 18, 2023
Symbol judgement apparatus and symbol judgement method
NIPPON TELEGRAPH & TELEPHONE0 citations52
US11581944B2Feb 14, 2023
Optical transmission system
NIPPON TELEGRAPH & TELEPHONE0 citations52
US11349524B2May 31, 2022
Symbol-determining device and symbol determination method
NIPPON TELEGRAPH & TELEPHONE0 citations51
NISSAN MOTOR
6 patentsUS10829153B1Nov 10, 2020
Vehicle steering control method and vehicle steering control device
NISSAN MOTOR12 citations86
US10065639B2Sep 4, 2018
Lane keeping assist device
NISSAN MOTOR18 citations86
US9604670B2Mar 28, 2017
Steering control device
NISSAN MOTOR7 citations84
US11780474B2Oct 10, 2023
Vehicle travel control method and vehicle travel control device
NISSAN MOTOR3 citations73
US9561822B2Feb 7, 2017
In-lane drive assist device
NISSAN MOTOR5 citations73
US11524704B2Dec 13, 2022
Vehicle travel control method and travel control device
NISSAN MOTOR0 citations52
DAICEL CORP
5 patentsUS9543057B2Jan 10, 2017
Conductive cellulose-based resin composition
DAICEL CORP2 citations72
US11572457B2Feb 7, 2023
Cellulose acetate and cellulose acetate composition
DAICEL CORP2 citations71
US12157808B2Dec 3, 2024
Cellulose acetate and cellulose acetate composition
DAICEL CORP0 citations61
US11920261B2Mar 5, 2024
Cellulose acetate fiber, cellulose acetate band, and method for manufacturing cellulose acetate band
DAICEL CORP0 citations58
US10889916B2Jan 12, 2021
Cellulose acetate fiber, cellulose acetate fiber molded article, and methods respectively for producing said cellulose acetate fiber and said cellulose acetate fiber molded article
DAICEL CORP0 citations51
TANIGUCHI HIROKI
4 patentsUS9289013B2Mar 22, 2016
Cigarette filter
TANIGUCHI HIROKI36 citations92
US8597458B2Dec 3, 2013
Manufacturing method and a manufacturing apparatus for a composite sheet
TANIGUCHI HIROKI4 citations61
US9386802B2Jul 12, 2016
Composite particle, cigarette filter and process for producing the same, and cigarette
TANIGUCHI HIROKI1 citations51
US8978662B2Mar 17, 2015
Tobacco filter containing magnesium aluminometasilicate
TANIGUCHI HIROKI0 citations51
ASAHI KASEI MEDICAL CO LTD
3 patentsUS12383884B2Aug 12, 2025
Polyamide medium for purifying protein-containing solution and method for producing polyamide medium
ASAHI KASEI MEDICAL CO LTD0 citations53
US11801505B2Oct 31, 2023
Strong cation exchange chromatographic matrix and method for using same
ASAHI KASEI MEDICAL CO LTD0 citations52
US10308678B2Jun 4, 2019
Cation exchange chromatographic support and method for using same
ASAHI KASEI MEDICAL CO LTD0 citations50
MITSUBISHI MOTORS CORP
1 patentNISHIMURA HIDETOSHI
1 patentTOKUNAGA TATSUYA
1 patentMATSUSHITA ELECTRIC INDUSTRIAL CO LTD
1 patentYOSHIDA HANAE
1 patentNTT INC
1 patentOLYMPUS CORP
1 patentSCREEN HOLDINGS CO LTD
1 patentShowing the top 50 of 67 patents by PatentIndex Score.