P

Inventor

SUMIDA TOSHIHIKO

JP10 patents
⚠️ This page may combine multiple inventors who share the name “SUMIDA TOSHIHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

UBE INDUSTRIES

3 patents
US5892091AApr 6, 1999

Catalyst for decarbonylation reaction

UBE INDUSTRIES7 citations72
US5648510AJul 15, 1997

Process for preparation of diaryl carbonate

UBE INDUSTRIES10 citations72
US5536888AJul 16, 1996

Process for producing diol compounds

UBE INDUSTRIES6 citations61

SUMITOMO SEIKA CHEMICALS

3 patents
US6913638B2Jul 5, 2005

Method for separating hydrogen gas

SUMITOMO SEIKA CHEMICALS9 citations70
US8480770B2Jul 9, 2013

Hydrogen production system and method of controlling flow rate of offgas in the system

SUMITOMO SEIKA CHEMICALS0 citations50
US7438746B2Oct 21, 2008

Off-gas feed method and target gas purification system

SUMITOMO SEIKA CHEMICALS0 citations38

WAKUNAGA SEIYAKU KK

1 patent
US5093505AMar 3, 1992

Novel heterocyclic compound, carcinostatic agent, and carcinoma controlling method

WAKUNAGA SEIYAKU KK25 citations91

TAKATA YOSHINORI

1 patent
US8690972B2Apr 8, 2014

Hydrogen production system and reforming apparatus

TAKATA YOSHINORI12 citations77

SUMIDA TOSHIHIKO

1 patent
US8298305B2Oct 30, 2012

Hydrogen production system and method of controlling flow rate of offgas in the system

SUMIDA TOSHIHIKO0 citations43

SUMITOMO SEIKO CHEMICALS CO LTD

1 patent
US8048177B2Nov 1, 2011

Method for treatment of drain in hydrogen production and hydrogen production system

SUMITOMO SEIKO CHEMICALS CO LTD0 citations27