P

Inventor

TOMARU SATORU

JP19 patents
⚠️ This page may combine multiple inventors who share the name “TOMARU SATORU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON TELEGRAPH & TELEPHONE

15 patents
US6222967B1Apr 24, 2001

Packaging platform, optical module using the platform, and methods for producing the platform and the module

NIPPON TELEGRAPH & TELEPHONE110 citations96
US5999670ADec 7, 1999

Optical deflector, process for producing the same, and blade for use in production of optical deflector

NIPPON TELEGRAPH & TELEPHONE118 citations95
US4345928AAug 24, 1982

Fabrication method of single-mode optical fiber preforms

NIPPON TELEGRAPH & TELEPHONE63 citations95
US6654532B1Nov 25, 2003

Read-only laminated information recording medium and manufacturing method therefor

NIPPON TELEGRAPH & TELEPHONE28 citations92
US6537723B1Mar 25, 2003

Photosensitive composition for manufacturing optical waveguide, production method thereof and polymer optical waveguide pattern formation method using the same

NIPPON TELEGRAPH & TELEPHONE22 citations92
US6496624B1Dec 17, 2002

Optical waveguide device for optical wiring and manufacturing method therefor

NIPPON TELEGRAPH & TELEPHONE25 citations91
US6226429B1May 1, 2001

Manufacturing method for optical waveguide device

NIPPON TELEGRAPH & TELEPHONE17 citations91
US5496503AMar 5, 1996

Third-order nonlinear optical main chain polymer material and method for preparing the same

NIPPON TELEGRAPH & TELEPHONE16 citations80
US4406684ASep 27, 1983

Core torch for fabricating single-mode optical fiber preforms

NIPPON TELEGRAPH & TELEPHONE10 citations73
US5359008AOct 25, 1994

Second-order nonlinear optical polymer and method for producing the same

NIPPON TELEGRAPH & TELEPHONE16 citations72
US5318729AJun 7, 1994

Third-order nonlinear optical main chain polymer material and method for preparing the same

NIPPON TELEGRAPH & TELEPHONE15 citations71
US6933097B2Aug 23, 2005

Photosensitive composition for manufacturing optical waveguide, production method thereof and polymer optical waveguide pattern formation method using the same

NIPPON TELEGRAPH & TELEPHONE2 citations62
US6806040B2Oct 19, 2004

Photosensitive composition for manufacturing optical waveguide, production method thereof and polymer optical waveguide pattern formation method using the same

NIPPON TELEGRAPH & TELEPHONE2 citations62
US7358036B2Apr 15, 2008

Photosensitive composition for manufacturing optical waveguide, production method thereof and polymer optical waveguide pattern formation method using the same

NIPPON TELEGRAPH & TELEPHONE0 citations51
US5981756ANov 9, 1999

Deuterated 2-adamantylamino-5-nitropyridine, organic nonlinear optical material containing the compound, and production method of the compound

NIPPON TELEGRAPH & TELEPHONE0 citations46

NTT ADVANCED TECHN KK

1 patent

RICHSTONE LTD

1 patent

NTT ADVANCED TECH KK

1 patent

ISHIHARA SANGYO CO LTD

1 patent