Inventor

KOGO TAKASHI

JP8 patents

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

SUMITOMO ELECTRIC INDUSTRIES

4 patents

US5125066AJun 23, 1992

Fiber optical amplifier

SUMITOMO ELECTRIC INDUSTRIES21 citations81

US6301936B1Oct 16, 2001

Apparatus for manufacturing porous glass preform

SUMITOMO ELECTRIC INDUSTRIES12 citations73

US6845636B2Jan 25, 2005

Apparatus for dehydrating and consolidating an optical fiber preform and method of the same

SUMITOMO ELECTRIC INDUSTRIES1 citations51

US5695880ADec 9, 1997

Lead-containing fluoride glass, optical fiber and process for producing it

SUMITOMO ELECTRIC INDUSTRIES0 citations51

SEIKOSHA KK

2 patents

US5336004AAug 9, 1994

Dot printer

SEIKOSHA KK86 citations94

US5534903AJul 9, 1996

Ink jet head

SEIKOSHA KK12 citations73

SEIKO PRECISION KK

1 patent

US5581288ADec 3, 1996

Ink jet head block

SEIKO PRECISION KK104 citations97

SUMITOMO ELECTRIC INDUSTTRIES

1 patent

US5432131AJul 11, 1995

Lead-containing fluoride glass, optical fiber and process for producing it

SUMITOMO ELECTRIC INDUSTTRIES1 citations45