P

Inventor

KAWASHIMA TOSHIYUKI

JP54 patents
⚠️ This page may combine multiple inventors who share the name “KAWASHIMA TOSHIYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NITTO DENKO CORP

16 patents
US5690830ANov 25, 1997

Waste water treatment apparatus and washing method thereof

NITTO DENKO CORP86 citations95
US6508937B1Jan 21, 2003

Fresh water generator and fresh water generating method

NITTO DENKO CORP49 citations91
US6334955B1Jan 1, 2002

Fresh water generator and fresh water generating method

NITTO DENKO CORP35 citations91
US6533937B1Mar 18, 2003

Methods of running and washing spiral wound membrane modules

NITTO DENKO CORP33 citations89
US6807729B2Oct 26, 2004

Method of manufacturing metal foil

NITTO DENKO CORP12 citations73
US6596406B2Jul 22, 2003

Wiring board prepreg and manufacturing method thereof

NITTO DENKO CORP11 citations73
US12263448B2Apr 1, 2025

Separation membrane module and liquid treatment system including the same

NITTO DENKO CORP0 citations63
US7237332B2Jul 3, 2007

Method of manufacturing wiring board

NITTO DENKO CORP2 citations62
US7121000B2Oct 17, 2006

Method for manufacturing multilayer wiring board

NITTO DENKO CORP2 citations62
US6761790B2Jul 13, 2004

Wiring board and method of manufacturing the same

NITTO DENKO CORP6 citations62
US7017264B2Mar 28, 2006

Method of manufacturing multilayer wiring board

NITTO DENKO CORP6 citations60
US12012493B2Jun 18, 2024

Composite semipermeable membrane and method for manufacturing same

NITTO DENKO CORP0 citations58
US11590458B2Feb 28, 2023

Composite semipermeable membrane and method for manufacturing same

NITTO DENKO CORP0 citations58
US7022373B2Apr 4, 2006

Method of forming composite insulating layer and process of producing wiring board

NITTO DENKO CORP0 citations51
US6773572B2Aug 10, 2004

Method of metal layer formation and metal foil-based layered product

NITTO DENKO CORP0 citations51
US10821403B2Nov 3, 2020

Spiral wound separation membrane module

NITTO DENKO CORP0 citations41

HAMAMATSU PHOTONICS KK

13 patents

SONY CORP

11 patents

UNIV OSAKA

2 patents

OKI ELECTRIC IND CO LTD

1 patent

SONY ELECTRONICS INC

1 patent

WATARI TAKESHI

1 patent

SHIH CHARLES C-Y

1 patent

NITTO DENK CORP

1 patent

NIPPON PAINT CO LTD

1 patent

ANDROSCIENCE CORP

1 patent

MURAKAMI MASAKATSU

1 patent

Showing the top 50 of 54 patents by PatentIndex Score.