Inventor

SUMIYOSHI TETSUMI

JP5 patents

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

CYBER LASER INC

2 patents

US6631153B2Oct 7, 2003

Light generating device and laser device using said light generating device

CYBER LASER INC13 citations81

US7689369B2Mar 30, 2010

Problem diagnosis method and problem repair method for laser device

CYBER LASER INC2 citations59

NEC CORP

2 patents

US6463083B1Oct 8, 2002

Laser radiation device employing a fiber laser capable of emitting a laser beam including two or more wavelength components

NEC CORP17 citations81

US6385215B1May 7, 2002

Laser oscillation method and device and laser scalpel

NEC CORP10 citations70

TSUJIKAWA SUSUMU

1 patent

US8124000B2Feb 28, 2012

Substrate manufacturing method including protrusion removing step

TSUJIKAWA SUSUMU1 citations42