Inventor

MACHIDA TOYOTOSHI

JP5 patents

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

EUDYNA DEVICES INC

3 patents

US7929581B2Apr 19, 2011

Testing method of wavelength-tunable laser, controlling method of wavelength-tunable laser and laser device

EUDYNA DEVICES INC2 citations61

US7813391B2Oct 12, 2010

Method of controlling semiconductor laser

EUDYNA DEVICES INC3 citations61

US7812594B2Oct 12, 2010

Optical device and method of controlling the same

EUDYNA DEVICES INC4 citations61

FUJITSU QUANTUM DEVICES LTD

1 patent

US6487027B2Nov 26, 2002

Optical semiconductor module having a capability of temperature regulation

FUJITSU QUANTUM DEVICES LTD13 citations67

TANAKA HIROKAZU

1 patent

US8681826B2Mar 25, 2014

Method for tuning semiconductor laser

TANAKA HIROKAZU2 citations61