Inventor

YAMAMOTO NORIFUMI

JP9 patents

⚠️ This page may combine multiple inventors who share the name “YAMAMOTO NORIFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TAISEI CORP

4 patents

US10329631B2Jun 25, 2019

Constitutive 1,4-dioxane-degrading bacteria

TAISEI CORP2 citations68

US11618699B2Apr 4, 2023

Dioxane-degrading bacteria-immobilized carrier, biodegradation treatment method, and biodegradation treatment apparatus

TAISEI CORP0 citations58

US11306013B2Apr 19, 2022

Biodegradation treatment method for organic compounds

TAISEI CORP0 citations57

US10364415B2Jul 30, 2019

1,4-dioxane-degrading bacteria culture method, medium, and 1,4-dioxane treatment method using 1,4-dioxane-degrading bacteria

TAISEI CORP0 citations45

YAMAMOTO NORIFUMI

3 patents

US9755439B2Sep 5, 2017

Battery state control circuit, battery state control device, and battery pack

YAMAMOTO NORIFUMI7 citations82

US8212529B2Jul 3, 2012

Charge/discharge protection circuit, battery pack including charge/discharge protection circuit, and electronic device thereof

YAMAMOTO NORIFUMI18 citations80

US8474810B2Jul 2, 2013

Reflective photosensor and image forming device incorporating the same

YAMAMOTO NORIFUMI8 citations79

RICOH KK

1 patent

US7772805B2Aug 10, 2010

Charge/discharge protection circuit utilizing a charger connection recovery circuit that cycles a discharge control transistor on and off while a battery is over-discharged during charging

RICOH KK23 citations91

SATO MASAHIKO

1 patent

US8774656B2Jul 8, 2014

Image position detector and image forming device

SATO MASAHIKO0 citations48